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.
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Four times a number would equal 4n
Answer:
216 cubic ft
Step-by-step explanation:
13
144
96
24
64
64
16
216
