Circles

Find the area of the circle, round to nearest tenth:
r = 12 in

• 452.2 in²
• 45.2 in²
• 113.0 in
• 450 in²

Tags

CCSS.7.G.B.4

Find the area of the circle, round to nearest tenth:
r = 5 m

• 7.85 m²
• 19.6 m²
• 78.5 m²
• 77 m²

Tags

CCSS.7.G.B.4

Find the area of the circle, round to nearest tenth:
d = 12 ft

• 11.3 ft²
• 452.2 ft²
• 113.0 ft²
• 115 ft²

Tags

CCSS.7.G.B.4

Find the area of the circle, round to nearest tenth:
d = 4 in

• 1.26 in²
• 13 in²
• 50.2 in²
• 12.6 in²

Tags

CCSS.7.G.B.4

What is the radius of this circle?

• 12
• 6
• 24

Tags

CCSS.7.G.B.4

What is the formula for area of a circle?

• A = pi x D
• A = 2pi x r
• A = pi x r2
• A = pi x D2

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 1385.44
• 2142.12
• 5541.77
• 1289.12

Tags

CCSS.7.G.B.4

What is the radius of this circle?

• 20
• 10
• 40

Tags

CCSS.7.G.B.4

If my diameter is 19 inches, what is my radius?

• 38 inches
• 9.5 inches
• 59.66 inches
• 119.32 inches

Tags

CCSS.7.G.B.4

If my radius is 10ft, what is my diameter?

• 20ft
• 5ft
• 31.4ft
• 62.8ft

Tags

CCSS.7.G.B.4