What is the lateral surface area of the figure below

Evaluate 4 a for a = 5 2/3 . express your answer in simplest form.

If 1 is divided by the sum of y& 4. the result is equal to 3 divided by 4 .find the value of m?

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°?