Question

A dinner plate is in the form of a circle. The radius of the outer circle is 10 cm and the
radius of the inner circle is 4cm.
Find:
a) Area of circular design.
b) Circumference of the dinner plate
(Take π = 3.14)

Answer 1

Answer:

a) 263.16

b) 62.83

Step-by-step explanation:

a) area of circular design = area of outer circle -area of inner circle

=314.16cm-50.27cm

=263.89cm

b) circumfarence of dinner plate = circumfaremce of outer circle

=62.83cm