A = <span>π r^2
r^2 = A/</span><span>π
r^2 = 530.93 / 3.14
r^2 = 169.08
r = 13
C = 2 </span><span>π r
C = 2 (3.14)(13)
C = 81.64
answer
81.64 m</span>
Answer:

or

Step-by-step explanation:






Your picture cuts out the assumption. If the assumption is that all variables are non-negative, then the answer is





Answer:
Step-by-step explanation:
<u>Let the number be x:</u>
- 2x = 5x + 12
- 2x - 5x = 12
- -3x = 12
- x = -4
It is -4
R = v/4
because:
v = 4r
v/4 = 4r/4 the fours cancel out and you are left with r
therefore v/4 = r or r = v/4
Answer: REE thats high school work
Step-by-step explanation: