Grade 8 McGraw Hill Glencoe - Answer Keys Answer keys

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Grade 8 McGraw Hill Glencoe - Answer Keys

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Extra Practice

For each pair of similar figures, find the perimeter of the second figure.

Question 13 (request help)
For your birthday party, you make a map to your house on a 3-inch-wide by 5-inch-long index card. What will be the perimeter and area of your map if you use a copier to enlarge it so it is 8 inches long?

Perimeter:

in.

Area:

\(\text{in.}^{2}\)

Question 14 (request help)
A company wants to reduce the dimensions of its logo by one fourth to use on business cards. If the area of the original logo is 4 square inches, what is the area of the logo that will be used on the business cards?

\(\text{in.}^{2}\)

Question 15 (request help)
Two picture frames are similar. The ratio of the perimeters of the two pieces is 3:5. If the area of the smaller frame is 108 square inches, what is the area of the larger frame?

\(\text{in.}^{2}\)

Question 16 (request help)
Persevere with Problems Mr. James is enlarging a logo for printing on the back of a T-shirt. He wants to enlarge a logo that is 3 inches by 5 inches so that the dimensions are 3 times larger than the original. How many times as large as the original logo will the area of the printing be?
Type below: