Pi Circumference and Area of Circle

A cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's area?

• 31.25 m²

• 29.55 m²

• 30.36 m²

• 28.26 m²

Tags

CCSS.7.G.B.4

What are the formulas for circumference of a circle?

• C = π r

• C = π d

• C = 2 π r

• C = 2 π d

Tags

CCSS.7.G.B.4

How do you find the area of a circle?

Tags

CCSS.7.G.B.4

Find the area of this Semicircle with a diameter of 18 cm

• 254.34 cm

• 127.17 cm

• 56.52 cm

• 28.26 cm

Tags

CCSS.7.G.B.4

Find the perimeter of the semicircular region. Round your answer to the nearest hundredth.

• 23.13 m

• 28.26 m

• 14.13 m

• 56.52 m

Tags

CCSS.3.MD.D.8

What is the area of the square that is not covered by the pink circle? (use 3.14 for pi)

• 78.5 in²

• 21.5 in²

• 31.4 in²

• 68.6 in²

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 area of this circle?

• 6082.12

• 1520.53

• 1893.14

• 1292.92

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 15393.8

• 1248.12

• 5930.12

• 3848.45

Tags

CCSS.7.G.B.4

Find the circumference (to the nearest whole number)

• 88 in

• 44 in

• 116 square in

• None of the above

Tags

CCSS.7.G.B.4