Identifying Slope as Positive, Negative, Zero, and Undefined

• 2/3

• 3/4

• 3/2

• 1/3

Which statement is not true?

• A and B

• D only

• C only

• A, B and D

• The slope of line XZ is the negative reciprocal of the slope of line CA because the triangles are flipped.

• The slope of line XZ is the same as the slope of line CA because the ratios of the corresponding sides of the triangles are equivalent.

• The is no relationship between the slope of line XZ and the slope of line CA.

Which of these lines has a slope of -3?

• A

• B

• C

• D

Which of the following is true about the triangles shown on the graph?

• The slope of the smaller triangle is smaller than the slope of the larger triangle.

• The slope of the larger triangle is larger than the slope of the smaller triangle.

• The triangles are congruent. Congruent: same size, same shape.

• The slopes of the two triangles are the same.

Is this slope positive or negative?

• Positive

• Negative

Is this slope positive or negative?

• Positive

• Negative

Is this slope positive or negative?

• Positive

• Negative

Is this slope positive or negative?

• Positive

• Negative

In the equation y = 2x + 4, the 2 is the...

• slope

• y-intercept

• ?