Question

if perimeter of rectangle is 84 cm,it's length is 2/3of it's breadth find lenth and breadth.​

Answer 1

Step-by-step explanation:

1. b=18 , L = 24
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Answer 2

perimeter of rectangle = 2(l+b)

84= 2(2/3b +b)

84 = 2(2b+3b/3 }

84= 2 (5b/3 )

126= 5b

b= 126/5 = 25.5

L = 2/3 b = 2/3 ×25.5 = 17cm

L = 17 , B = 25.5