Sonali is standing on one side of a 7 m wide road as shown below. She wants to estimate the distance (D) between two light poles on the other side without crossing the road.
Which of the following expressions represent D in terms of p and r?
(A) 7r/p m Β Β
(B) pr/7 m Β
(C) pr/(p+7) Β m Β
( D) (r(p+7))/p Β m
Β
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