Step-by-step explanation:
147.50 becuase 8 painting equal 116$ and the smallons equal 31.50 so add them together and you get 147.50
Answer:
The answer is C
Step-by-step explanation:
Answer:

Step-by-step explanation:

Answer:
15
Step-by-step explanation:
Answer:
x = 20 degrees.
Step-by-step explanation:
cos40∘=sin(x+30∘)
sin (x + 30) = 0.766
x + 30 = arcsin 0.766 = 50
x = 50 - 30 = 20.