It takes Ted 11 hours to paint a building. It takes Linda 8 hours to paint the same building. Which of the following equations could be used to determine how many hours it would take them to paint the building if they worked together?

4 points

QUESTION 2

Which of the following is equivalent to the distance between the points (-1, -8) and (-5, -2)?

3 points

QUESTION 3

Which of the following shows the correct first step for finding the midpoint between the points (2, 2) and (-1, 5)?

3 points

QUESTION 4

Which of the following is equivalent to the midpoint between the points (27, 2) and (21, -14)?

(-6, 24)

(-24, 6)

(24, -6)

(24, 6)

3 points

QUESTION 5

Which statements are true regarding the figure below? Select all that apply

right triangle with each side adjacent to a square with side lengths equal to the adjacent triangle side. The squares are labeled D, E, and F

The area of square D plus the area of square F equals the area of square E.

The area of square E plus the area of square D equals the area of square F.

The area of square E minus the area of square F equals the area of square D.

The area of square D minus the area of square F equals the area of square E.

4 points

QUESTION 6

The length of the hypotenuse in a right triangle is units. The other two side lengths are 9 units and n units. Which expression can be used to find n?

3 points

QUESTION 7

Which set of numbers can represent the lengths of the sides of a right triangle? Round to the nearest whole number.

5, 12, 13

9, 9, 9

16.5, 17.5, 21.5

3 points

QUESTION 8

Find the missing side length in the triangle below.

triangle with lengths w, 3, and 7

4

10

3 points

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