Area and Surface Area

Front

What is the formula for the area of a rectangle?

Back

Area = length × width

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

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 area of a circle?

Back

Area = π × radius²

Tags

CCSS.7.G.B.4

Front

What is surface area?

Back

The sum of all the areas of all the shapes that cover the surface of the object.

Front

What is the diameter of a circle?

Back

The distance across the circle through its center, equal to twice the radius.

Tags

CCSS.HSG.C.A.2

Front

How do you find the radius of a circle if you know the diameter?

Back

Radius = diameter / 2

Tags

CCSS.7.G.B.4

Front

What is the height of a shape?

Back

The perpendicular distance from the base to the top of the shape.

Front

What is the area of a square with a side length of 5 inches?

Back

Area = 5 inches × 5 inches = 25 square inches.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

If a rectangle has a length of 10 cm and a width of 4 cm, what is its area?

Back

Area = 10 cm × 4 cm = 40 square cm.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the surface area of a cube with a side length of 3 cm?

Back

Surface Area = 6 × (side length)² = 6 × (3 cm)² = 54 square cm.

Tags

CCSS.6.G.A.4