Question

plzz fast.........
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Answer 1

Let the two sides be x and x + 3
Area = 54 cm^2
1/2 (x)(x+3) = 54

x² + 3x = 108

x² + 3x - 108 = 0

(x+12)(x-9) = 0

x = 9

Sides are 9 cm and 12 cm

Hypotenuse = \sqrt{9^2 + 12^2}

= \sqrt{81 + 144}

= \sqrt{225}

= 15 cm

Perimeter of triangle = 9 + 12 + 15 = 36 cm

Answer 2

Answer is 972
phle 54 ka square karo
phir 3 sse divide kar do