Area and Circumference of Circles (INT MATH 7)

What is the diameter of this circle?

• 7 cm

• 10 cm

• 14 cm

• 21 cm

Tags

CCSS.7.G.B.4

What is the radius of this circle?

• 9 in

• 18 in

• 12 in

• 27 in

Tags

CCSS.7.G.B.4

If the the diameter of the large circle is 36 cm, what is the radius of each of the small circles?

• 12 cm

• 18 cm

• 24 cm

• 6 cm

Tags

CCSS.7.G.B.4

I measured from the center of the wheel to the outside edge and it was 62.2 cm. What is the circumference of the wheel? Use 3.14 for pi.

• 62.2 cm

• 195.308 cm

• 124.4 cm

• 390.616 cm

Tags

CCSS.7.G.B.4

I wrapped a tape measure around the trunk of the tree and it was 10 feet. What is the diameter of the tree? Use 3.14 for pi. Round to the nearest hundredth.

HINT: Circumference divided by 3.14

• 1.59 ft

• 31.4 ft

• 3.18 ft

• 10.11 ft

Tags

CCSS.7.G.B.4

The stained glass window is a semicircle. What is the distance around the window? Use 3.14 for pi. Hint: Circumference divided by 2

• 40.82 inches

• 66.82 inches

• 81.64 inches

• 107.64 inches

Tags

CCSS.7.G.B.4

Find the area of the circle

• 43.96
• 153.86
• 87.82
• 307.72

Tags

CCSS.7.G.B.4

what is the area of this semicircle if the diameter is 8 cm? Use 3.14 for pi.

HINT: AREA of WHOLE CIRLCE divided by 2

• 25.12cm

• 50.27cm

• 200.96cm

• none of the above

Tags

CCSS.7.G.B.4

What is circumference?

• The distance around a circle.

• The space inside the circle.

• The length of the straight line segment that passes through the center of the circle and whose endpoints lie on the circle.

• The line from the center of a circle to any point on its edge.

What is the area of a circle?

• The distance around a circle.

• The space inside the circle.

• The length of the straight line segment that passes through the center of the circle and whose endpoints lie on the circle.

• The line from the center of a circle to any point on its edge.