Cross Sections — Cumulative exam Answers
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21
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A circular rug has a radius of 4.5 feet. What is the circumference of the rug? Use 3.14 for and round to the hundredths place.
A
14.13B
28.26C
44.37D
88.7422
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Kiesha and her classmates wrote proportions for the reduction of a triangle. Which proportions are set up correctly? Select three options.
A
StartFraction original height over original base EndFraction = StartFraction reduction height over reduction base EndFraction
B
StartFraction original height over reduction height EndFraction = StartFraction original base over reduction base EndFraction
C
StartFraction original height over reduction base EndFraction = StartFraction reduction height over original base EndFraction
D
StartFraction reduction height over reduction base EndFraction = StartFraction original height over original base EndFraction
E
StartFraction original height over original base EndFraction = StartFraction reduction base over reduction height EndFraction
23
What is the volume of the pyramid in cubic millimeters?
A
709B
945C
1890D
283524
The figure on the grid is the result of enlarging a rectangle by a scale factor of 1.5.Which graph shows the original rectangle?
A
On a coordinate plane, a rectangle has a length of 18 and width of 4.
B
On a coordinate plane, a rectangle has a length of 8 and width of 2.
C
On a coordinate plane, a rectangle has a length of 8 and width of 3.
D
On a coordinate plane, a rectangle has a length of 12 and width of 3.
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