ABCD is a quadrilateral with AB = 20 cm, BC = 15 cm,
CD = 25 cm, DA = 30 cm and LABC = 90°. The area of
the quadrilateral ABCD is
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Answer:
525 sq.cm
Explanation:
Given:-ABCD is a quadrilateral.
Proof:-area of ∆ABC=1/2×base×height
=1/2×20×15
=150sq.cm
area of ∆ADC=1/2×b×h
=1/2×25×30
=375sq.cm
total area of quadrilateral=sum of∆ABC+∆ADC
=150+375
=525sq.cm
I hope it helps
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