Question

2.
cm wide.
3
A rectangular sheet of paper is 12-сm long and 10
cm
2
Find its perimeter.​

Answer 1

perimeter = 2(l+b)

perimeter = 2(l+b) = 2(12+10)

perimeter = 2(l+b) = 2(12+10) = 2×22

perimeter = 2(l+b) = 2(12+10) = 2×22 = 44 cm