Lines A and B are parallel and cut by transversal CD. Which choice describes the angles represented by 2x and 3x - 20?

A) vertical angles

B) supplementary angles

C) corresponding angles

D) alternate interior angles

Each month for 6 month, kelsey completes 5 paintings. how many more paintinga does she need to complete before she completed 38 painting?

Suppose you can buy a box of 10 shirts for $42. How much is each shirt?

I have more sides than a quadrilateral, but fewer sides than a hexagon who could I be

The population of a city doubles during the workday. At the end of the workday, the population decreases by half.

A quotient of two quantities is called

461:301 give the answer

The sum go 4 consecutive numbers is 326

Justin answered 68 questions correctly on an 80 question test. What percent of the question did Justin answer correctly?

The expression 7 + 3x + 4 represents the perimeter of the triangle. Simplify the expression

What is the mean of the values in the stem-and-leaf plot? Enter your answer in the box. Key: 2|5 means 25 A stem-and-leaf plot with a stem value of 1 with a leaf value of 2, 3, 5, a stem value of 2 with a leaf value of 8 and 8, a stem value of 3