Overview:
This is a class 10 Geometry Question of Compulsory Mathematics book Class 10 taken from the chapter - Area of Triangles and Quadrilaterals.

Question: The line drawn through the vertex C of the quadrilateral ABCD parallel to the diagonal DB meets AB produced at E. Prove that, area of quad. ABCD = area of triangle DAE.

The line drawn through the vertex C of the quadrilateral ABCD parallel to the diagonal DB meets AB produced at E. Prove that, area of quad. ABCD = area of triangle DAE.

Explanation:

We have used some previously proven theorems of Area of Triangles and Quadrilaterals to prove the mentioned question.

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