Proportional Relationships and Slopes

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2

• -1/2

• 2

• -2

find the slope

• 3/2

• -3/2

• (-0,-3)

• none of the above

Find the slope of the line.

• -2

• 2

• -1

• 1

What is the constant of proportionality?

• 2

• 1/2

• 4/2

• 1/.5

This is the equation for finding

• slope

• proportionality

• the secrets of the universe

• Nemo

The equation for finding slope is y₂ - y₁ over

• x₂ - x₁

• x₁ - x₂

• x₃

Which graph is non-proportional?

• A

• B

• C

• D

The line on the coordinate grid includes the hypotenuse of right triangle EFG. Right triangle RST is similar to right triangle EFG. Vertex R is at (−2,8). The slopes of the hypotenuses of the two triangles are equal. Which ordered pairs could be the coordinates of vertex T? Select ALL that apply.

• (0,4)

• (2,−1)

• (6,−8)

• (0,0)

• (−4,4)

Triangles QRS and STU are similar right triangles. Which statement about the slope is true?

• The slope of QS is equal to the slope of SU because both triangles are similar.

• The slope of QS is not equal to the slope of SU because they are different triangles.

• The slope of QS is greater than the slope of SU.

• The slope of QS is less than the slope of SU.

The line on the coordinate grid includes the hypotenuse of right triangle JKL. Right triangle ABC is similar to right triangle JKL. Vertex C is at (5,–7). The slopes of the hypotenuses of the two triangles are equal. Which ordered pairs could be the coordinates of vertex A? Select ALL that apply.

• (1,–3)

• (–1,5)

• (3,0)

• (1,4)

• (2,–1)