Two circles having common centre and different radius the radius of the bigger circle is 20 and the radius of the smaller circle is 10 metre find the area of the portion between the circles.
Answers
Answered by
2
Answer:
942 metre square
Step-by-step explanation:
area of bigger circle=pi*radius*radius
=3.14*(20m)^2
=1256m^2
area of smaller circle=pi *radius *radius
=3.14*(10cm)^2
=314cm^2
area of portion between the two cicles
=(1256-134) cm^2=942cm square
Similar questions