Question

a circular lid of radius 14 cm has four circular holes of diameter 1.4 cm each. find the area of the lid

Answer 1

refer to the attachment

Answer 2

area of circular lid= πr^2
= 22/7×14×14
=616cm^2
area of 4circular holes= 4×πr^2
=4×22/7×1.4×1.4
=24.64
area of lid= 616 - 24.64
= 591.36cm^2