for the first one you can use division.
The second one is subtract 39.
Answer:
Step-by-step explanation:
Given:
Radius of spherical tank, 
Volume of a quarter of a sphere is given as:
Plug in 70 ft for 
, 
for 
and solve for the volume, 
. This gives,
Therefore, the volume of the quarter sphere shaped tank is
Answer:
How close the correlation is. the closer the correlation coefficient is to ±1, the stronger the correlation
Step-by-step explanation:
(2 * (4-1) )^2
I'm assuming that's what the problem is.
(2 * 3) ^2
6^2
36
The cotangent of an angle is the adjacent side over the opposite side. The adjacent side is equal to 15, and the opposite side is equal to 8. 15/8
The cotangent of angle I is 15/8.
