To Find: The unknown side of a rectangle, which is similar to another rectangle with both known sides.
Answer to Problem 23CP
The length of
Explanation of Solution
Given: Length of both the sides of one triangle and length of only one side in a triangle similarto the first one.
Concept Used:
- If two
triangles are similar, then the ratios of their corresponding sides are in proportion. - In a proportion, the cross products must be equal.
The ratios of the corresponding sides are
Since the ratios are in proportion, their cross products
Divide the equation by
Chapter 7 Solutions
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
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