Answer:
10.8
Step-by-step explanation:
By sine rule:

Answer:
17
Step-by-step explanation:
The appropriate formula is C = 2*pi*r.
Here, C = 2*pi*(50 units) = 100*pi units (answer)
Answer:
C= 82.1116
k=-0.0007192
Step-by-step explanation:

Applying logarithmic properties yields in the following linear system:

Solving for k:

Solving for C:

C= 82.1116
k=-0.0007192