Comparing Areas Made of Circles

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

• 2πr

• πr^2

• 2πd

• πd

Tags

CCSS.7.G.B.4

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 is the area of a circle with the diameter of 10cm ?

• 66cm

• 78.5cm

• 66.5cm

• 10m

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 6082.12

• 1519.76

• 1893.14

• 1292.92

Tags

CCSS.7.G.B.4

• A

• B

• C

• D

Tags

CCSS.7.G.B.4

• A
• B
• C
• D

Tags

CCSS.7.G.B.4

• Circle Z, circle Y, circle X

• Circle Y, circle Z, circle X

• Circle X, circle Z, circle Y

• Circle X, circle Y, circle Z

Tags

CCSS.7.G.B.4

The areas of three circles are shown.

Which list shows the circles in order from least area to greatest area?

• 
• 
• 
• 

Tags

CCSS.8.NS.A.2

The wheels on the bicycle are circles. The diameter of the large wheel is three times longer than the smaller wheel. How many times greater is the area of the larger circle than the area of the smaller circle?

• 3 time greater

• 6 times greater

• 9 times greater

• 12 times greater

Tags

CCSS.7.G.B.4

Wyatt notices that a local pizza parlor is running a special on their 16'' supreme thin crust pizza with no crust around the outer edge. If Wyatt orders 3 pizzas, what would he total area of the three pizzas be?

• 201.1 square inches

• 2,412.7 square inches

• 75.4 square inches

• 603.2 square inches

Tags

CCSS.7.G.B.4