Answer:
0.7
Step-by-step explanation:
The answer is <em>0.7</em><em> </em>
Sorry if I'm wrong :(
The A≈706.86
Step-by-step explanation
A=πr2
d=2r
Solving for A
A=1
4πd2=1
4·π·302≈706.85835
Hope this helps : )