A) \[\sqrt{\left( {{a}^{2}}+1 \right)h}\]
B) \[\sqrt{{{a}^{2}}h}\]
C) \[\sqrt{ah}\]
D) \[2\sqrt{a(a+h)}\]
Correct Answer: D
Solution :
[d] Coordinates of point P are \[(R,-h)\].You need to login to perform this action.
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