Grade 8 McGraw Hill Glencoe - Answer Keys Answer keys

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Grade 8 McGraw Hill Glencoe - Answer Keys

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Independent Practice

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

in.

Question 3 (request help)
The city of Brice is planning to build a skate park. An architect designed the area shown at the right. In the plan, the perimeter of the park is 80 inches. If the actual length of \(\overline{\text{WX}}\) is 50 feet, what will be the perimeter of the actual skate park?

feet

Question 4 (request help)
A child's desk is made so that the dimensions are two-thirds the dimensions of a full-size adult desk. Suppose the top of the full-size desk measures 54 inches long by 36 inches wide. What is the perimeter and area of the top of the child's desk?

	Perimeter:		in.
	Area:		\(\text{in.}^{2}\)

Question 5 (request help)
Theo is constructing a miniature putting green in his backyard. He wants it to be similar to a putting green at the local golf course, but one third the dimensions. The area of the putting green at the golf course is 1,134 square feet. What will be the area of the putting green Theo constructs?

\(\text{ft}^{2}\)

Question 6 (request help)
Craig is making a model version of his neighborhood that uses model trains. The ratio of the model train to the actual train is 1:64. His neighborhood covers an area of 200,704 square feet. What will be the area of the model neighborhood?

\(\text{ft}^{2}\)