Surface area of sphere = 4πr²
<span>4πr² = 314.16
</span>
r² = 314.16/(4π)
r² ≈ 25.0000
r ≈ √<span>25.0000
r </span>≈ 5
Radius is almost 5 ft.
Answer:
a 6,3 b 2,3 c 2,-1 d 6,-1
Step-by-step explanation:
flip the signs
Answer:
45a + 32c
Step-by-step explanation:
a tickets at $45 per ticket cost 45a
c tickets at $32 per ticket cost 32c
The total cost is
45a + 32c
Answer:
Isnt it just 75 degrees?
Step-by-step explanation:
The number in the angle.