Question

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Find the perimeter of the rectangle whose length is 40 cm and diagonal is 41cm.​

Answer 1

Step-by-step explanation:

ANSWER IS 98

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Answer 2

Answer:

let the breadth be x

length is 40 cm and diagonal(hypotenuse) is 41cm

by using Pythagoras theorem

41 sq.= 40sq.+x sq.

1681=1600+ x sq.

81=x sq

9=x

perimeter of rectangle=2(9+40)

=98