Question

Q7. The length and breadth of a rectangular room is 7 1 by 2

m and 5. 1 by 6. Find the

perimeter of the room​

Answer 1

Answer:

perimeter of rec.is 2×(l+b)

l+b= 71/2 + 5.1/6 (5.1/6= 51/60)

= 36.35

36.35×2= 72.7 ans

Answer 2

25 whole 1/3

Step-by-step explanation:

Length= 7 whole 1/ 2

Breadth= 5 whole 1/6

Perimeter of rectangle= 2×(L+B)

$2 \times ( 7\frac{1}{2} + 5 \frac{1}{6} )$

$\frac{2}{1} \times \frac{38}{3}$

$= \frac{76}{3} \: \: = \: 25 \frac{1}{3} \: ans$

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