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ss7ja [257]
4 years ago
7

What is the area of the rectangle? [1] ft2

Mathematics
1 answer:
Olenka [21]4 years ago
3 0
A^2+b^2=c^2 (Pythagoran theorem)

-> 30^2 + length^2 = 78^2
-> length = √6084-900 = <span>√5184 = 72 ft

=> area = length x width = 72 x 30 = 2160 ft^2</span>
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