Question

A rectangular piece of ground is 40 m long and 30 m wide.It has two roads each 1 m wide,running midway within it,one parallel to the length and the other parallel to the breadth.Find the area of the roads.
a)120 sq.m
b)70 sq.m
c)69 sq.m​

Answer 1

Answer:

b)70 sq.m

Step-by-step explanation:

Area of 1st Road:

length=40m

breadth=1m

Area=l×b=40×1=40m^2

Area of 2nd Road:

length=30m

breadth=1m

Area=l×b=30×1=30m^2

Total Area=30+40=70m^2