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Chapter 3: Q. 3.86 (page 368)

The width of a rectangle is 21meters. The area is 609 square meters. What is the length?

Short Answer

Expert verified

The length of the rectangle is 29 meters.

Step by step solution

01

Step 1. Given information

The width of the rectangle is, w=21meters.

The area of the rectangle is, A=609square meters.

We need to find the length, l of the rectangle.

02

Step 2. Use the formula for the area of the rectangle.

The area of the rectangle, A=lw.

Substitute the values.

609=l(21)60921=l29=ll=29

The length of the rectangle is 29 meters.

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