Answer:
The answer is (3).
Step-by-step explanation:
Answer: B. 62.8 cubic units :)
D.
Explanation
I saw this answer in a different question today.
Moreover, 1n + 0.25n = 1.25n
x = 35.68533471.. degrees
5-7-12 right triangle
According to Soh Cah Toa, the angle you are looking for is sin(x) = 7/12. Solve.