Revolving Shapes

What shape will the horizontal cross-section of a sphere be?

• Dome

• Circle

• Ellipse

• Rectangle

Tags

CCSS.7.G.A.3

Identify the solid of revolution generated by revolving the region around the fixed line 𝓁.

• A

• B

• C

• D

Tags

CCSS.7.G.A.3

Describe the cross section.

• circle

• oval

• semi-circle

• trapezoid

Tags

CCSS.7.G.A.3

An isosceles right triangle whose legs measure 6 is continuously rotated about one of its legs to form a three-dimensional object. The three-dimensional object is a

• cylinder with a diameter of 6

• cylinder with a diameter of 12

• cone with a diameter of 6

• cone with a diameter of 12

Tags

CCSS.7.G.A.3

Which picture shows a 180^o rotation?

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Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which picture shows a 180^o rotation?

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Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Pentagon ABCDE has a center R. Where will point A end up after a rotation of 72° clockwise?

• Point B

• Point C

• Point D

• Point E

Tags

CCSS.HSG.CO.A.4

Triangle DAB is plotted on the graph. The following represents the coordinates of the points: • D (-6, 1) • A (-2, 1) • B (-2, 4) The shape is rotated and the new coordinates are listed • D (1, 6) • A (1, 2) • B (4, 2)

• 90 degrees counterclockwise

• 90 degrees clockwise

• 270 degrees clockwise

• 180 degrees

Tags

CCSS.HSG.CO.B.6

Which picture shows a 180^o rotation?

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Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Select the 2D object that when rotated will create the 3D object.

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Tags

CCSS.7.G.A.3