Answer:
3.77
Explanation:
A= L × W
52=(W + 10)W
52= W^2 + 10W
0 = W^2 + 10W - 52
Factor from here using quadratic formula to find the roots:
W = 3.77
or
W = -13.77
Dimensions of a shape cannot be negative, therefore it's approximate width is 3.77yd.
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