Question

solv this question plzz this is of class 7 rs aggrawall ex:2A pg.22
Q.no 9

Answer 1

perimeter = 2*(l+b)
2*(63/4 + 25/2)
2*(63/4 + 50/4) = 2*113/4 = 56.5 cm :)

Answer 2

P=2(l+b)
l=63/4
b=25/2


P=2(63/4+25/2)
L.C.M. is 4


P=2(63+50/4)
=2(113/4)
=113/2
=56.5cm