Question

Length is 3 times the

breadth

Breadth X

i am rectangle my petimeter is 40cm​

Answer 1

Answer:

Sol. Let width of rectangle (b) = x cm Then, length of rectangle (1) = 3x cm As we know, Perimeter of rectangle = 2(1 + b) 40 = 2 (3x + x) 8x = 40 40 - 5cm Hence, the length is 15 cm and the width is 5 cm muda in front of Meena's

Answer 2

Answer:

l is 15cm and b is 5cm

Step-by-step explanation:

let length be l and breadth be b

l = 3b

P = 2(l + b)

40 = 2(3b + b)

40 = 2(4b)

40 = 8b

b = 40/8

b = 5cm

l = 15cm

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