D is the midpoint of side BC of triangle ABC and is the midpoint of BD if O is the midpoint of a e prove that area of triangle BOI is equal to 1 upon 8 area triangle ABC
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area of trigle.abd = 1/2 ar (abc)
ar (abe) = 1 /2 ar (abd )
= 1 /2 ar ( 1 /2 ar abc)
= 1/4 ar (abc)
ar (boe ) = 1/2 ar ( abe)
= 1/2 ar ( 1/4 ar abc )
= 1/8 ar (abc)
ar (abe) = 1 /2 ar (abd )
= 1 /2 ar ( 1 /2 ar abc)
= 1/4 ar (abc)
ar (boe ) = 1/2 ar ( abe)
= 1/2 ar ( 1/4 ar abc )
= 1/8 ar (abc)
neha301:
thnx
di
well i dont think i m biggr than u
u in 9th standard
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