Write the ratio as a fraction Simplest Form . 10 circles to 15 triangles

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°?

What are the coordinates of the point that is 1/3 of the way from a to b? a (2,-3) b (2,6)

What is the slope of the line shown below?