Question

1. The sides of a quadrilateral ABCD are 6 cm, 8 cm, 12 cm and 14 cm (taken in order)
respectively, and the angle between the first two sides is a right angle. Find its area.​

Answer 1

Step-by-step explanation:

Let abcd be the given Quadrilateral

Just join ac. using Pythagoras theorem find ac. then apply formula of area of triangle. then in triangle ACD apply heron's formula to get its area.

Then just add it.

Answer 2

next line =

$24 + 24underroot6 = (1 + \sqrt{6} ^{2} \\ = 24 \sqrt{1 + 6} cm {}^{2}$

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