1. ΔABC=18cm². If D and E are the mid points of the side BC and AD, Find ΔBED
2. ABCD is a rectangle. X and Y are points on sides AD and BC such that AY=BX. Show that L ABX= L BAY
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we know that median of a triangle diveds the triangle into two parts of equal area.
area of ΔABD =area of ΔADC=1/2 of area of ΔABC=9
area of ΔABE=area of ΔBED=1/2 OF area of ΔABD=4.5
area of ΔABD =area of ΔADC=1/2 of area of ΔABC=9
area of ΔABE=area of ΔBED=1/2 OF area of ΔABD=4.5
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