The length of a rectangular field is 20m and its diagonal is 34m. Find the breadth and perimeter of the rectangle.
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hi Ushasi ,
l = 20m
d = 34m
b = d^2 - l^2 = 1156 - 400 = √756 = 6√21m
now
perimeter = 2l + 2b = (40 + 12√21)m = 94.99 m = 100 m (approx)
Hope it helped
Let me know if any doubts
Cheers !!!
l = 20m
d = 34m
b = d^2 - l^2 = 1156 - 400 = √756 = 6√21m
now
perimeter = 2l + 2b = (40 + 12√21)m = 94.99 m = 100 m (approx)
Hope it helped
Let me know if any doubts
Cheers !!!
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