Math resources Geometry

# Geometry

Here you will find all the geometry resources you need. Like all our math topic guides, we’ve included step-by-step guides, detailed examples and practice questions!

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Congruence and similarity

Angles in parallel lines

Sectors arcs and segments

Trigonometry

Transformations

Angles in polygons

3D shapes

Circle theorems

Triangles

Area

Angles

Surface area

Symmetry

Volume

2D shapes

Circle math

Pythagorean theorem

Area of a quadrilateral

Lines

Quadrilateral

Perimeter

Prisms

Show all
Area of a triangle

Area of a triangle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Isosceles triangle

Isosceles triangle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Supplementary angles

Supplementary angles step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Complementary angles

Complementary angles step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Perpendicular lines

Perpendicular lines step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Volume

Volume step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Scalene triangle

Scalene triangles step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Perimeter

Perimeter step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Symmetry

Symmetry step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Area

Area step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Acute angle

Acute angle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Area of a rectangle

Area of a rectangle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Rectangular prism

Rectangular prism step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Angles

Angles step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Equilateral triangle

Equilateral triangle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Right triangle

Right triangle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Volume of a rectangular prism

Volume of a rectangular prism step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Area of a parallelogram

Area of a parallelogram step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Volume of a cube

Volume of a cube step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Surface area of a rectangular prism

Surface area of a rectangular prism step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Surface area

Surface area step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

How to find perimeter

How to find perimeter step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Types of triangles

Types of triangles step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Polygons

Polygons step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Lines of symmetry

Lines of symmetry step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Surface area of a triangular prism

Surface area of a triangular prism step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Area of equilateral triangle

Area of equilateral triangle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Area of a right triangle

Area of a right triangle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Regular polygon

Regular polygon step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Types of angles

Types of angles step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Surface area of a pyramid

Surface area of a pyramid step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Volume of a prism

Volume of a prism step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Perimeter of a square

Perimeter of a square step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

2D shapes

2D shapes step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Sphere shape

Sphere shape step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Triangles

Triangles step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Surface area of a prism

Surface area of a prism step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Area of isosceles triangle

Area of isosceles triangle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Area of a quadrilateral

Area of a quadrilateral step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Irregular polygon

Irregular polygon step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Prism shape

Prism shape step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

3D shape names

3D shape names step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Octagon shape

Octagon shape step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Area of composite shapes

Area of composite shapes step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

How to draw a hexagon

How to draw a hexagon step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Angles of a triangle

Angles of a triangle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Rotational symmetry

Rotational symmetry step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Sum of exterior angles of a polygon

Sum of exterior angles of a polygon step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Pyramid shape

Pyramid shape step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Cylinder

Cylinder step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Obtuse angle

Obtuse angle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Cone

Cone step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Hexagon shape

Hexagon shape step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Triangular prism

Triangular prism step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Right angle

Right angle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Volume of a pyramid

Volume of a pyramid step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Triangular pyramid

Triangular pyramid step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Square pyramid

Square pyramid step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

3D shapes

3D shapes step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Lines

Lines step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Types of quadrilaterals

Types of quadrilaterals step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Quadrilaterals

Quadrilateral step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Line segment

Line segment step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Parallel lines

Parallel lines step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Volume formula

Volume formula step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Perimeter of a rectangle

Perimeter of a rectangle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Rhombus

Rhombus step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Square shape

Square shape step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Rectangle

Rectangle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Trapezoid

Trapezoid step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Adjacent angles

Adjacent angles step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Perimeter of a triangle

Perimeter of a triangle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Area of a rhombus

Area of a rhombus step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Area of a square

Area of a square step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Parallelogram

Parallelogram step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Ray math

Ray math step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Area of a trapezoid

Area of a trapezoid step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Measuring angles

Measuring angles step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Pythagorean Theorem

Pythagorean theorem step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Math nets

Math nets step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Surface area of a cylinder

Surface area of a cylinder step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Area of obtuse triangle

Area of obtuse triangle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Scale factor

Scale factor step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Hypotenuse

Hypotenuse step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

𝝅r² (pi r squared)

Pi r squared step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Congruent triangles

Congruent triangles step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Circumference of a circle

Circumference of a circle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Volume of a cylinder

Volume of a cylinder step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Corresponding angles

Corresponding angles step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Area and circumference of a circle

Area and circumference of a circle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Area of a hexagon

Area of a hexagon step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Volume of a cone

Volume of a cone step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Volume of a sphere

Volume of a sphere step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Volume of a triangular prism

Volume of a triangular prism step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Surface area of a sphere

Surface area of a sphere step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Surface area of a cone

Surface area of a cone step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Surface area of a cube

Surface area of a cube step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Parts of a circle

Parts of a circle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Volume of square pyramid

Volume of square pyramid step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Area of a circle

Area of a circle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Scale drawing

Scale drawing step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Congruent shapes

Congruent shapes step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Area of a pentagon

Area of a pentagon step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Pentagon shape

Pentagon shape step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Straight angle

Straight angle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Volume of a hemisphere

Volume of a hemisphere step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Surface area of a hemisphere

Surface area of a hemisphere step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Pentagon angles

Pentagon angles step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Rotations

Rotations step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Law of sines

Law of sines step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

SOHCAHTOA

SOHCAHTOA step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Tangent of a circle

Tangent of a circle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Arc length formula

Arc length formula step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Vertical angles theorem

Vertical angles theorem step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Reflection in math

Reflection in math step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Sector of a circle

Sector of a circle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Law of cosines

Law of cosines step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Area of a sector

Area of a sector step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Arc of a circle

Arc of a circle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Area of irregular shapes

Area of irregular shapes step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Parallel angles

Parallel angles step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Angles of a hexagon

Angles of a hexagon step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Acute triangles

Acute triangle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Central angle

Central angle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Interior angles of a polygon

Interior angles of a polygon step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Hemisphere shape

Hemisphere shape step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Scale math

Scale math step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Quadrilateral angles

Quadrilateral angles step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Trigonometry

Trigonometry step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Trig identities

Trig identities step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Sin Cos Tan

Sin cos tan step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Trig formulas

Trig formulas step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Dilations

Dilations step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Center of dilation

Center of dilation step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Same side interior angles

Same side interior angles step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Congruence and similarity

Congruence and similarity step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.

Segment of a circle

Segment of a circle step-by-step topic guide, detailed examples, practice questions, teaching tips and FAQs.