Question

From a rectangular sheet of arcyle of dimension 32cm by 24cm. 64 circular buttons, each of diameter 3.5cm, have been cut out find the area of the remaining sheet.

Answer 1

The area of the remaining sheet =152 cm ^2

Answer 2

if a rectangular acrylic sheet is 36cm by 25cm, then its area is
A=36cm%2A25cm
A=900cm%5E2
if 56 circular buttons, each of diameter d=3.5cm have been cut out, then radius is d%2F2=3.5cm%2F2=1.75cm


and, the area of all buttons is A%5B1%5D=56%2A%281.75cm%29%5E2%2Api
A%5B1%5D=56%2A3.0625cm%5E2%2A3.14
A%5B1%5D=538.51cm%5E2
the area of remaining sheet is
A-A%5B1%5D=900cm%5E2-538.51cm%5E2
A-A%5B1%5D=361.49cm%5E2if a rectangular acrylic sheet is 36cm by 25cm, then its area is
A=36cm%2A25cm
A=900cm%5E2
if 56 circular buttons, each of diameter d=3.5cm have been cut out, then radius is d%2F2=3.5cm%2F2=1.75cm


and, the area of all buttons is A%5B1%5D=56%2A%281.75cm%29%5E2%2Api
A%5B1%5D=56%2A3.0625cm%5E2%2A3.14
A%5B1%5D=538.51cm%5E2
the area of remaining sheet is
A-A%5B1%5D=900cm%5E2-538.51cm%5E2
A-A%5B1%5D=361.49cm%5E2