Answer:

Step-by-step explanation:
We have to determine which trigonometric ratio to use, depending on what is displayed for us, and we will be using the <em>cotangent</em><em> </em>[or <em>tangent</em>] ratio, however, aside we are solving for an <em>angle</em><em> </em><em>measure</em>, we must use the inverse:

Extended Information on Trigonometric Ratios

I am joyous to assist you anytime.
Just use a calculator bro
Answer:
V≈15927.87 in³
Step-by-step explanation:
The volume of a cylinder is found by multiplying the area of its top or base by its height and is defined as: V = π*r²*· h
Answer:
I think x is equal to 6. Correct me if I'm wrong!
Okay, here we have this:
Considering the provided information, we are going to calculate the requested value, so we obtain the following rule of three:

Solving for x:

Finally we obtain that 87.5mL of water should be used for 250g of plaster.