A vertical rod is fixed in a horizontal rectangular field ABCD. The angular elevations of its top from A,B,C,D are alpha , beta, gamma, delta respectively.Show that cot square alpha- cot square beta = cot square gamma - cot delta
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Q as a percentage of P is equal to P as a percentage of (P + Q). Find Q as a percentage of P. A. 62%. B. 50%. C. 75% . D. 66% ... Here is the answer and ...
krishjasoria5678:
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