Question

find the perimeter and area of the following.
a) length =12 CM
b) breath=8 cm​

Answer 1

Answer:

We know that

Perimeter of rectangle =2(l+b)

=2×(12+8)

=40cm

Hence,

perimeter of the triangle is 40cm.

Answer 2

perimeter=2(l+b)

2(12+8)

2*20

40cm

area=l*b

12*8

96cm²