What you think of this equastion , go ahead and take a swing

For how answer my question this will be the last question can you answer in math subject

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°?

State if the two triangles are congruent. if they are, state how you know?