Basic Geometry Formulas

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height

Tags

CCSS.6.G.A.1

Front

What is the formula for the perimeter of a rectangle?

Back

Perimeter = 2 * (length + width)

Tags

CCSS.4.MD.A.3

Front

What is the formula for the circumference of a circle?

Back

Circumference = π * diameter

Tags

CCSS.7.G.B.4

Front

What is the difference between area and perimeter?

Back

Area measures the space inside a shape, while perimeter measures the distance around a shape.

Front

What do you call the distance from the center of a circle to any point on its circumference?

Back

Radius

Front

What do you call the distance across a circle through its center?

Back

Diameter

Front

What is the formula for the area of a rectangle?

Back

Area = length * width

Tags

CCSS.4.MD.A.3

CCSS.3.MD.C.7B

Front

What is the formula for the area of a circle?

Back

Area = π * radius²

Tags

CCSS.7.G.B.4

Front

What is the term for the total distance around a shape?

Back

Perimeter

Front

What is the term for the amount of space inside a three-dimensional object?

Back

Volume