Question

the side of rectangle areinratio 4:5.find its sides if perimeters is 90cm​

Answer 1

hey the answer is. . .

let the sides be x

( 4x + 5x )2 = 90

9x = 90/2

x = 45/9

x =5

4x = 20cm

5x = 25cm

sides are 20cm & 25cm


hope it helps uu frnd. .

Answer 2

Heyaa☺

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Given,

Side are in the ratio of 4:5

Perimeter = 90.

i.e,

let x be sides,

4(x+5x)2 = 90

9x = 90 /2

x = 45/ 9

x =5

There fore,

4(x) = 20 and

5(x) = 25.

Sides are 20 and 25.

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Hope you understand..✌