A rectangle has a perimeter of 224cm. it's length is thrice it's breadth. find its dimension
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A rectangle has a perimeter of 224cm. it's length is thrice it's breadth. find its dimension
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Answer:
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Step-by-step explanation:
Let length of rectangle=lcm
breadth of rectangle= bcm
Given length is 3 times its breadth
i.e. l= 3×b
Perimeter of the rectangle= 120 cm
i.e.2×( l+ b)=120
2×(3×b+ b)=120
2×(4×b)=120
8×b=120
b= 15 cm