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Quantitative Aptitude

Triangles

In the given ...

Question

In the given figure, compute the area of quadrilateral ABCD.

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Solution

Given: Here from the given figure we get

(1) ABCD is a quadrilateral with base AB,

(2) ΔABD is a right angled triangle

(3) ΔBCD is a right angled triangle with base BC right angled at B

To Find: Area of quadrilateral ABCD

Calculation:

In right triangle ΔBCD, by using Pythagoreans theorem

.So

In right triangle ABD

Hence we get Area of quadrilateral ABCD =

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