Answer:
3053.63 Hope this helps!
Step-by-step explanation:
V=4
3πr3=4
3·π·93≈3053.62806
90/2=45
45/3=15
15/3=5
90=2*3*3*5=2¹*3²*5¹
Answer:

Step-by-step explanation:
In this cross sections problem, we can integrate from -r to +r (so that the integral covers the entire base of the solid).

The formatting for the integral did not let me put -r on the lower bound, so i replaced it with a, just know that a represents -r here.
Evaluating the integral gives use that it is equal to;

Caution: this answer may not meet your needs, but this is the answer I have come up with with the given information.
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Sine = (opposite)/(hypotenuse)
5 is the opposite (opposite of the hypotenuse)
13 is the hypotenuse (longest side)
5/13, or <span>5 ÷ 13 is your answer
hope this helps</span>
Answer:
m=28
n=21
Step-by-step explanation:
3×4=12
7×4=28
28×1.75=49
12×1.75=21