It’s it four I think hope it helps
Answer:
Triangle & semicircle
Step-by-step explanation:
Answer:

Step-by-step explanation:
In a right triangle the tangent of an angle is the ratio of the opposite length over the adjacent*. In formulas,
Solving for x, using a calculator for the tangent, 
*I promise I didn't just spellcheck that.
Answer:
The answer is on the quantity they produce per hour.
Step-by-step explanation:
If they produce more, they will be paid more, based on the rate per finished item
Ah well this would look like 2(30) + 30 = 90 aka 2L + W = 90