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ICSE Class 9 Answered

ABCD snd EFGD are 2 //gms  and G is the midpoint of CD. Then prove that ar ( DPC ) = 1/2 ar ( //gm EFGD) ?
Asked by nisha_vini29 | 11 Mar, 2016, 10:15: AM
answered-by-expert Expert Answer
begin mathsize 12px style Draw space straight a space perpendicular space from space straight P space to space CD. space Let space the space height space of space the space perpendicular space be space straight H. Area space of space DPC equals 1 half cross times straight H cross times CD... left parenthesis 1 right parenthesis Area space of space EDGF equals DG cross times straight H equals CD over 2 cross times straight H... left parenthesis 2 right parenthesis From space left parenthesis 1 right parenthesis space and space left parenthesis 2 right parenthesis comma Area space of space triangle DPC equals Area space of space paralleogram space EDGF Please space check space the space question. space The space areas space are space equal comma space not space half. end style
Answered by satyajit samal | 11 Mar, 2016, 03:10: PM

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