If the perimeter of a rectangle is 100cm and breadth is 20cm, find it's area.
600cm²
600cm
300cm²
300cm
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Answer:
Perimeter of rectangle = 2( length + breadth )
100cm = 2( length + 20cm)
100/2 = length +20cm
50cm = length + 20cm
50cm -20 cm = length
30cm = length
Area of a rectangle = length × breadth
= 30cm × 20cm
= 600cm square
Hope it will help you
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