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The perimeter of a square is ( 4x+ 20cm) . what would be the length of its diagonal

Posted by Hardavi Patel 5 years, 5 months ago

CBSE > Class 09 > Mathematics

2 answers

Hardavi Patel 5 years, 7 months ago

Delete the answer

0Thank You

Yogita Ingle 5 years, 7 months ago

Perimeter of a square = 4 * side

4x + 20 = side * 4

side = 4x + 20 / 4

side = 4 ( x + 5 ) / 4

∴side = x + 5 cm.

Now,

Diagonal of a square = √2 * side

Diagonal = √2 * ( x + 5 ) cm.

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sides of a triangle are in the ratio of 12:17:25 and its perimeter is 540cm. find its area

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CBSE > Class 09 > Mathematics