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A rectangle is twice as long as it is wide. If its area is 50 sq. yd., find the length. 10 yd. 25 yd. 33 1/3 yd.

A rectangle is twice as long as it is wide. If its area is 50 sq. yd., find the length. 10 yd. 25 yd. 33 1/3 yd.
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A rectangle is twice as long as it is wide. If its area is 50 sq. yd., find the length.

10 yd.
25 yd.
33 1/3 yd.

asked
User DeniSHow
by
7.5k points

1 Answer

3 votes
If one side is twice as long then that means that b = 2a, so the area formula is
a x 2a = 50
2a^2 = 50
a^2 = 50/2
a^2 = 25
a = 5
b = 2a
b = 10.

The correct answer is 10yd
answered
User Mathiasfk
by
7.6k points
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