Math 7A Unit 5 Test 2019

What is the circumference of a circle that has a diameter of 20 feet? Select TWO answers.  One answer with  $\pi$  and the other rounded to the nearest hundredths place.  Use 3.14 for π when calculating. 

• 62.8 feet

• 31.4 feet

• 10 $\pi$  feet

• 1256 feet

• 20 $\pi$  feet

A circle has a circumference of 54 feet. What is the radius? Use 3.14 for π and if necessary, round your answer to the nearest hundredths place.

• 169.56 feet

• 27 feet

• 17.18 feet

• 8.60 feet

Which of the following statements is true?

• “The radius is half of the diameter.”

• “The diameter is half of the radius.”

• “The circumference is π times the radius.”

• “The radius is the circumference divided by π.”

What is the area of this circle? Select TWO answers-- one with pi and one rounded to the nearest hundredths place. Use 3.14 for pi.

• 62.59 $cm^2$

• 6 $\pi\ cm^2$

• 18.84 $cm^2$

• 28.27 $cm^2$

• 9 $\pi\ cm^2$

What is the area of the shaded region? Use 3.14 for pi.

• 625

• 134.375

• 468.75

• 546.5

What is the area of the composite figure?

• $40cm^2$

• $65cm^2$

• $52.5cm^2$

• $25cm^2$

Find the surface area of this figure.

• 148 cm²

• 120 cm²

Calculate the volume:

• 1120 ft ³ 
• 600 ft ³
• 560 ft ³
• 64 ft ³

Tags

CCSS.7.G.B.6

Select all expressions that are equivalent to 5x + 4x -10 - 5x - 4

• 4x -14

• 9x - 5x -14

• 9x- 6

• 9x - 5x + 14

This figure is a cube. Select all figures that can be formed by horizontal slice parallel to the base of the cube.

• Square

• Trapezoid

• Quadrilateral

• Line Segment