Finding Area and Circumference

the measure of the distance around a figure

• range

• perimeter

• volume

• divisor

The number of square units needed to cover a surface or figure

• quotient

• volume

• area

• perimeter

Formula for finding the circumference of a circle

What is the circumference?

• 36

• 18pi

• 108pi

• 36pi

Find the circumference of the circle.

• 31.4 cm

• 78.5 cm

• 314 cm

• 15.7 cm

Tags

CCSS.MATH.CONTENT.7.G.B.4

Find the circumference of the circle

• 50.24 yd

• 25.12 yd

• 11.14 yd

Tags

CCSS.MATH.CONTENT.7.G.B.4

Find the circumference of the circle. Use 3.14 for π.

• 63.585 in²

• 28.26 in

• 14.13 in

• 4.5 in

What is the circumference?

• 50.24

• 96

• 24

• 18

Formula for area of a trapezoid

• A = ½ bh

• A = bh

• A = ½ h (b₁ + b₂)

• A = π r²

What does area mean?

• the distance around a shape

• half the distance around a shape

• the amount of space outside a shape

• the amount of space inside a 2- dimensional shape