Question

The sides of a rectangle are 20 cm and 15 cm. If each side is increased by 20%, find
the percentage increase in the area.

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Answer 1

Answer:

44% bro

Step-by-step explanation:

20 % increase in 20=24 cm

20% increase in 15=18 cm

so area before=20*15= 300 cm2

Area now=24*18= 432 cm2

So increase in area=132 cm2

So% increase= 132/300*100=132/3=44%

i hope this answer helped you. Pleasure helping you mate.

Answer 2

Answer:

24cm and 18cm will be increased length and breadth

so original rect. are is 300cm²

and of increased rectangles are is 432cm²

here 300 + 44% = 432

here area is increased by 44%

I hope doubt has been cleared