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A square has side length of 4.3 in. If the area is multiplied by 4, what happens to the perimeter? a. The perimeter is multiplied by 1/2. b. The perimeter is multiplied by 4. c. The perimeter is multiplied
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A square has side length of 4.3 in. If the area is multiplied by 4, what happens to the perimeter?

a. The perimeter is multiplied by 1/2.
b. The perimeter is multiplied by 4.
c. The perimeter is multiplied by 1/4.
d. The perimeter is doubled.

User SDET
by
5.3k points

2 Answers

6 votes

Answer:

The perimeter is doubled.

Explanation:

User Sumchans
by
5.4k points
3 votes
Perimeter is doubled

4.3•4.3=18.49 (area of original square)
18.49•4=73.96 (area of 4x square)
Sqrt (74.96)=8.6 (side of 4x square)
4.3•4=17.2 (perimeter of original square)
8.6•4=34.4 (perimeter of 4x square)
34.4/17.2=2
2=double
User Mike Kucera
by
5.6k points
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