Illustrative Mathematics - Geometry - Unit 5 - Lesson 5 - Formative Library | Library

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A circle with an area of 8\pi square centimeters is dilated so that its image has an area of 32\pi square centimeters. What is the scale factor of the dilation?

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A triangle has an area of 6 square inches and a perimeter of 12 inches. Suppose it is dilated by some scale factor, and the area and perimeter of the image are calculated.
Match each graph with the relationship it represents.

Draggable item		Corresponding Item
Graph D		scale factor is the x-value; perimeter is the y-value
Graph A		scale factor is the x-value; area is the y-value
Graph C		perimeter is the x-value; scale factor is the y-value
Graph B		perimeter is the x-value; scale factor is the y-value

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Select all solids whose cross sections are dilations of some two-dimensional shape using a point directly above the shape as a center and scale factors ranging from 0 to 1.

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1

Select all expressions which give the measure of angle A.

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This lesson is from Illustrative Mathematics. Geometry, Unit 5, Lesson 5. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/2/5/5/index.html ; accessed 29/July/2021.

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Illustrative Mathematics - Geometry - Unit 5 - Lesson 5

Illustrative Mathematics - Geometry - Unit 5 - Lesson 5

A circle with an area of 8\pi square centimeters is dilated so that its image has an area of 32\pi square centimeters. What is the scale factor of the dilation?

A triangle has an area of 6 square inches and a perimeter of 12 inches. Suppose it is dilated by some scale factor, and the area and perimeter of the image are calculated. Match each graph with the relationship it represents.

Select all solids whose cross sections are dilations of some two-dimensional shape using a point directly above the shape as a center and scale factors ranging from 0 to 1.

Select all expressions which give the measure of angle A.

A circle with an area of 8\pi square centimeters is dilated so that its image has an area of 32\pi square centimeters. What is the scale factor of the dilation?

A triangle has an area of 6 square inches and a perimeter of 12 inches. Suppose it is dilated by some scale factor, and the area and perimeter of the image are calculated. Match each graph with the relationship it represents.

Select all solids whose cross sections are dilations of some two-dimensional shape using a point directly above the shape as a center and scale factors ranging from 0 to 1.

Select all expressions which give the measure of angle A.

A triangle has an area of 6 square inches and a perimeter of 12 inches. Suppose it is dilated by some scale factor, and the area and perimeter of the image are calculated.
Match each graph with the relationship it represents.

A triangle has an area of 6 square inches and a perimeter of 12 inches. Suppose it is dilated by some scale factor, and the area and perimeter of the image are calculated.
Match each graph with the relationship it represents.