Review 8th Grade

What is the volume of a cylinder with diameter 16
and height 30.      Cylinder formula:     3.14 x r² x h

• 1695.6
• 1795.6
• 6028.8
• 1995.6

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

What is the volume of a cone with diameter 14
and height 10?     Cone formula:     3.14 x r² x h ÷ 3

• 612.86
• 412.86
• 712.86
• 512.86

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

Calculate the volume. 

•  90 cm³
• 150 cm³
• 180 cm³

Tags

CCSS.7.G.B.6

Julie uses a tent like the one shown to go camping with friends. The tent is 7 feet tall, 10 feet wide and 12 feet long. 

• 840 cubic feet
• 84 cubic feet
• 420 cubic feet
• 120 cubic feet

Tags

CCSS.7.G.B.6

Dilate the figure by a scale factor of 3 with the origin as the center of dilation. What are the coordinates of the image?
A(3,3) B(6,6) C(9,3)

• A'(9,9) B'(18,18) C'(27,9)
• A'(6,6) B'(9,9) C'(12,6)
• A'(0,0) B'(3,3) C'(6,0)
• A'(1,1) B'(2,2) C'(3,1)

Tags

CCSS.8.G.A.3

A triangle has vertices with coordinates (2,0), (3, -1) and (-2,-5). If the triangle is dilated by a scale factor of 3 with the origin as the center of dilation, what are the coordinates of the vertices of the image?

• (5,3), (6,2), (1,-2)
• (6,0), (9,-3), (-6,-15)
• (2/3,0), (1,-1/3), (-2/3,-5/3)
• (-1,-3), (0,-4), (-5,-8)

Tags

CCSS.8.G.A.3

Choose the correct scale factor:

• 2
• 3
• 1/3
• 1/2

Tags

CCSS.8.G.A.3

Does the image show a dilation?

• Yes
• No

Tags

CCSS.8.G.A.3

A dilation is which of the following: 

• only an enlargement
• only a reduction
• Either an enlargement or a reduction
• Neither an enlargement or a reduction

Tags

CCSS.8.G.A.3

State the coordinate of the image of the given point B (4,9) under a dilation with center at the origin with the given scale factor k = 2.

• (2,4.5)
• (-8,-18)
• (8,18)
• (9,4)

Tags

CCSS.8.G.A.3