A square has an area of 81 square millimeters. What is the perimeter of the square? The square root of the area of a square gives the side length. Perimeter is       millimeters.

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
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A square has an area of 81 square millimeters. What is the perimeter of the square?

The square root of the area of a square gives the side length.

Perimeter is       millimeters.

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