The perimeter of a rectangular playing field is 90cm. It's length is twice the breadth. What is its length?
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Answer:
30 cm
Step-by-step explanation:
Let Breadth be "x"
Length = 2x
Perimeter of Rectangle = 2(l+b)
2(2x+x)=90
3x = 90/2 = 45
x = 45/3 = 15
LENGTH = 2x = 2×15 = 30cm (Ans.)
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