Triangles on the Same Base and between the Same Parallels
In the given ...
Question
In the given fig, ar(DRC)=ar(DPC) and ar(BDP)=ar(ARC). Show that both the quadrilaterals ABCD and DCPR are trapeziums.
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Solution
Theorem: Triangles on the same base and between same parallel lines are equal in areas. .............(1) Converse: Triangles with equal areas and on same base lies between parallel line ..............(2) Since, ar(DRC)=ar(DPC) and on same base CD