Question

From circuar card sheet of radius 14cm andtwo circles of radius 3.5cm andrectangle length 3cm andbreath 1cm areremoved find the area of remaing sheet

Answer 1

Answer:

Step-by-step explanation:

r=14 cm

total area= πr²

=22/7*196=616 cm²

r2= 3.5 cm

area of the small circles= 2*πr²=2*12.25*22/7=77 cm²

length of rectangle=3

breadth=1

area =lb=3 cm²

area of the small circles+area of rectangle=77+3=80 cm²

remaining area=616-80=536 cm²