Math, asked by learner0x, 3 months ago

what will the perimeter of a rectangle be if its length is 3 times its breadth and the length of diagonal is 8√10cm? please provide explanation

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Answers

Answered by tuktuki8

Step-by-step explanation:

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learner0x: thank you but your answer was wrong but still thanks for trying ☺

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Answered by usjadhav2001

Answer:

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Step-by-step explanation:

answer is- let breath=x and length=3x given that diagonal=8+10=V640 we know that by Pythagoras theorem

(V640)^2=x^2+3x^2

640=x^2+9x^2

640=10x^2

64=x^2

8=x

hence sides are8and24

perimeter=2(24+8)

perimeter=64

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