Chapter 5.4, Problem 21E

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6th Edition

Daniel C. Alexander + 1 other

ISBN: 9781285195698

Textbook Problem

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A rectangle has a width of 16 cm and a diagonal of length 20 cm. How long is the rectangle?

To determine

**To Find:**

Length of the rectangle is 12 cm.

Explanation

Given A rectangle has a width of 16 cm and a diagonal of length 20 cm.

The figure can be redrawn as,

From the given data,

Width of the rectangle = 16 cm.

Length of the diagonal = 20 cm.

Let *x *be the length of the rectangle.

From the figure,

ABC is a right triangle,

From the Pythagorean Theorem,

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