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Question

Mathematics Question on Area of a Triangle - by Heron’s Formula

In a trapezium ABCD with ABDCAB || DC and diagonals intersect each other at the point 'O'. If AB=2CDAB=2CD, then the ratio of areas of triangles COD and AOB is

A

2:1

B

1:2

C

1:4

D

4:1

Answer

1:4

Explanation

Solution

The correct option is (C): 1:4