Question

diameter of circle is 14 cm find its curcumfrence and area​

Answer 1

Answer:

$diameter \: of \: the \:c ircle \: \: = 14cm \\ = > 2r = 14 \\ = > r = \frac{14}{2} \\ = > r = 7cm \\ \\ circumference \: of \: the \: circle = 2\pi \: r \\ = 2 \times \frac{22}{7} \times 7 \\ = 44cm$

area of the circle πr^2=22/7×7×7

= 154 cm sq.