Answer:
c
Step-by-step explanation:
Answer:
0.97
Step-by-step explanation:
It is known that the tangent of an angle is given by the quotient between its sine and its cosine.

Applying the following property:

The cosine of that angle is 0.97.
Hey there, we are going to use two formula's, the first formula is A=πr², and the second formula is d=2r. Now, we can solve for a, A=1/4πd²=1/4*π*6²=28.27433cm², Therefore, the answer is 28.26 cm 2
Answer:
0.55
Step-by-step explanation:
(3/5+1/2)/2