Which of the following sets represents m∪n? {2, 5, 8} {4, 7} {3, 4, 6, 7, 9} {3, 6, 9}

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°?

Labc is reflected across x = 1 and y = -3. what are the coordinates of the reflection image of a after both reflections?

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm