Multiply by square root of 7 divided by the square root of 7 and this gives you (3 root 7 ) divided by 7.
Answer:
Umm is it; 0.0004985064
Step-by-step explanation:
<em>A =</em>
because you said the radius is 0.00012 x 105. so
0.00012 x 105 = 0.0126
so 0.0126 would be the raduis.
0.0126 x 0.0126 = 0.00015876
0.00015876 x 3.14 () = 0.0004985064
I hope this helped.