CH 5 CIRCLE - AREA OF CIRCLE

What is the formula for finding the area of a circle?

• A = π·d

• C = 2·π·r

• A = π·r²

• C = π·d

Tags

CCSS.7.G.B.4

What does r represent in the formula:

A = π·r²

• circumference

• radius

• diameter

• squared

Tags

CCSS.7.G.B.4

What is the area of a circle?

• halfway through a circle

• a line through the center of a circle

• the amount of space inside of the circle

• the distance around a circle

Find the area of the circle.

• 18.84 m²

• 113.04 m²

• 37.68 m²

• 452.16 m²

Tags

CCSS.7.G.B.4

Find the area of the circle.

• 12.56 cm²

• 25.12 cm²

• 50.24 cm²

• 200.96 cm²

Tags

CCSS.7.G.B.4

Find the area of the circle.

• 803.84 cm²

• 25.12 cm²

• 50.24 cm²

• 200.96 cm²

Tags

CCSS.7.G.B.4

Find the area of the circle.

• 176.6 cm²

• 706.5 cm²

• 23.6 cm²

• 50.24 cm²

Tags

CCSS.7.G.B.4

What is the area of this circle?
d = 8cm

• 16π
• 8π
• 4π
• 36π

Tags

CCSS.7.G.B.4

Find the area of the circle in the image.

• 10π

• 20π

• 100π

• 20

Tags

CCSS.7.G.B.4

find the area of the circle with radius 3 cm below.

• 100 cm²
• 225 cm²
• 9 cm²
• 28.26 cm²

Tags

CCSS.7.G.B.4