(1) The sides of a rectangle are in the ratio 5 : 3. If its perimeter is 72 cm, then its length is
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QUESTION.
- The sides of a rectangle are in the ratio 5 : 3. If its perimeter is 72 cm, then find its length.
EXPLANATION.
Finding the length ,
Let,
- 5 be the length.
- 3 be the breadth.
Sum of the ratio = 8.
- 72 * 5/8
- 40.
- 72 * 4/8
- 36.
Perimeter = 2(l+b)
Perimeter = 2(40+36)
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