Question

2. The radius of the circle is 3.12 m.
Calculate the area of the circle with regard
to significant figures. Ans: (30.6 m)​

Answer 1

Explanation:

AREA OF THE CIRCLE IS

$\pi \: r {}^{2}$

3.14*3.12*3.12

=30.566

since the 6 is grater than (5) so 1 is added to the previous number which is 5...

THEREFORE 30.6