It kinda easy check and see

When you are making a circle graph by hand, how do you convert a number for a part into its corresponding angle measure in the circle graph? when you are making a circle graph by hand, what should you do if one of your angle measures is greater than 180°?

Which of the choices shown could be used to prove that aacp=abcp ?

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.