Review for Test

Does this picture show the diameter or radius of a circle?

• Diameter
• Radius

Does this picture show the diameter or radius of a circle?

• Diameter
• Radius

Find the circumference of the circle.

• 78.5 cm

• 15.7 cm

• 7.85 cm

• 19.6 cm

Tags

CCSS.7.G.B.4

Find the circumference of the circle.

• 38.47 cm

• 10.99 cm

• 43.96 cm

• 21.98 cm

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 circle?

• 163.2
• 15.3
• 124.2
• 113.1

Tags

CCSS.7.G.B.4

The diagram shows part of basketball court. Find the area this figure. Use 3.14 for pi.

• 284.52 sq. ft.
• 228 sq. ft.
• 317 sq. ft.
• 116.71 sq. ft. 

Jeff drew a circle inside a square, as shown below.  Which method can Jeff use to find the area of the square not covered by the circle?

• Subtract the area of the circle from the area of the square.
• Subtract the area of the square from the area of the circle.
• Subtract 1/4 the area of the square from the area of the circle.
• Subtract 1/4 the area of the circle from the area of the square.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

A wire of length 87.92 in is bent to form a circle. What is the radius of the circle?

• 28 in

• 19 in

• 14 in

• 56 in

Tags

CCSS.7.G.B.4

If the base of a triangle is 6 cm and the height is 8 cm, what is the area of the triangle?

• 14 cm²

• 30 cm²

• 24 cm²

• 10 cm²

Tags

CCSS.6.G.A.1