Slope and Right Triangles

What is the height and the base of the connected right triangle using the points (0,0) and (5,10)? Select two answers.

• the height is 5 units

• the height is 10 units

• the base is 5 units

• the base is 10 units

What is the height and the base of a connected right triangle using the points (0,0) and (8,4)? Select two answers.

• the base is 4 units

• the base is 8 units

• the height is 4 units

• the height is 8 units
  

Imagine a line created by an increasing function that shows a vertical change of 10 units for every horizontal change of 15 units. What is the slope?

• the slope is 15

• the slope is 10

• the slope is 1.5

• the slope is 0.67

What is the most important characteristic of a "right triangle"?

• sometimes all three sides are different lengths

• the angle that connects the base and height is always exactly 90^o

• there is always one angle that is more than 90^o

• sometimes the height is longer than the base

A line passes through the points (0,9) and (9,0). What is the slope of the line?

• the slope is 9

• the slope is 1

• the slope is –1
  

• the slope is –9
  

Which two statements best describe this line segment? Select two answers.

• this is a down line

• this is an up line

• this is an increasing function with positive slope

• this is a decreasing function with negative slope

Which statement is true about the right triangles shown in the coordinate plane?

• The triangles are unrelated to one another.

• The triangles are congruent, because they have the same slope.

• The triangles are similar and therefore have the same slope.

• The triangles are similar and do not have the same slope.

Which proportion could be used to show the slope of line VX is equal to the slope of line XZ?

Triangle PQR and RST are similar right triangles. Which proportion can be used to show that the slope of line PR is equal to the slope of line RT?

Identify the slope (AC) of triangle ABC.

• 2

• 1/2

• -2

• -1/2