Answer:
x = 30
Step-by-step explanation:
Using the sine ratio in the right triangle
sinx = =
=
, then
x = (
) = 30
You pay $50 each month for satellite TV, plus $5.50 for every movie you purchase. Write and solve an equation to find the number
1 answer:
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Answer:
Step-by-step explanation:
In each case, draw the right triangle which produces the inverse trig value. That is, label the two sides as needed, and calculate the third side.
It should be clear that
sin(2α) = 2 sinα cosα
So,
See what you can do with the others.