Answer:
Step-by-step explanation:
r = 8 units
Area = (1/4)πr²

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1. Answer x=0.18
2. Answer y = 2
3. Answer y = 1
Answer:
45°
Step-by-step explanation:
There are sets of formulas you can refer to for different situations like this. In your case here, you need to apply the formula and solve for the unknown. My work is in the attachment.
Answer:
7500 ft
Step-by-step explanation:
5 x 10 x 10 x 15
(50) x 10 x 15
(500) x 15
(7500)