Unit 5a Test Review

• 8

• 12

• 15

• 18

• a

• b

• c

• d

Tags

CCSS.HSG.GPE.A.1

A machinist creates a solid steel part for a wind turbine. The part has a volume of 1286 cubic centimeters. Steel can be purchased for $0.32 per kilogram and has a density of 7.95 g/cubic cm. (1,000 grams= 1kilograms)

If the machinist makes 300 of these parts, what is the cost of the steel to the nearest dollar?

• $3.27

• $10.22

• $981.48

• $10,223.70

Tags

CCSS.HSG.MG.A.2

A bakery sells hollow chocolate spheres. The larger diameter of each sphere is 6 cm. The thickness of the chocolate of each sphere is 0.5 cm.

Part A: What is the amount of chocolate in each hollow sphere? 

Part B: The bakery packages 12 of the chocolate spheres into a box. If the density of the chocolate is 1.308 g/cm3, what is the total mass of the chocolate in the box? 

Tags

CCSS.HSG.MG.A.2

Tags

CCSS.HSG.GPE.A.1

What are the center and the radius of the circle with this equation?

• Center: (3,2)

  Radius: 3.32

• Center: (3,-2)

  Radius: 3.32

• Center: (-3,2)

  Radius: 3.32^2

• Center: (-3,-2)

  Radius: 3.32^2

Tags

CCSS.HSG.GPE.A.1

AB is a diameter in the circle shown below with points A (3,1) and B (1, -5). What is the length of AB?

Tags

CCSS.HSG.GPE.B.6

Tags

CCSS.HSG.GPE.B.7

A population of 180 squirrels lives on a rectangle-shaped farm plot that is 15 feet long by 12 feet wide. What is the population density of the squirrels?

• 1 squirrels per square foot

• 4 squirrels per square foot

• 25 squirrels per square foot

Tags

CCSS.6.RP.A.3B

Norcross, Georgia has a population of 24,000 as of 2019, and a population density of 2000 per square mile. What is the approximate size of Norcross, Georgia?

• 6 square miles

• 10 square miles

• 12 square miles

• It cannot be determined; not enough information.