Question

a circle of radius 2 cm is cut out from a square piece of an aluminium sheet of side 6 cm. what is the area of the left over aluminum sheet? ​

Answer 1

Answer: 23.44$cm^{2}$

Step-by-step explanation:

Radius of circle=2 cm and side of aluminium square sheet=6 cm

According to question,

Area of aluminium sheet left=Total area of aluminium sheet−Area of circle

=side×side−2πr  

=6×6− 22/7  ×2×2

=36−12.56

=23.44cm  

Therefore, the area of aluminium sheet left is 23.44$cm^{2}$