Slope and Similar Triangles

If two triangles are similar and the ratio of their corresponding sides is 1:3, what is the ratio of their areas?

• 1:3

• 1:6

• 1:9

• 1:12

• 3

• -3

• 0

• 4

Tags

CCSS.8.EE.B.5

What is the slope of a horizontal line?

• 0

• 1

• Undefined

• Infinity

Tags

CCSS.8.EE.B.5

Given that the triangles are similar, find the value of x.

• 15

• 40

• 120

• 25

Tags

CCSS.HSG.SRT.B.5

Which of the following equations represents a line with a slope of 3?

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

• (0, 0)

• (2, 2)

• (4, 3)

• (2, 1)

Tags

CCSS.8.EE.B.5

Which of the following pairs of triangles are similar?

• Two triangles with angles 30°, 60°, 90° and 45°, 45°, 90°

• Two triangles with sides 3, 4, 5 and 6, 8, 10

• Two triangles with sides 5, 5, 5 and 10, 10, 10

• Two triangles with angles 40°, 60°, 80° and 40°, 60°, 80°

Tags

CCSS.HSG.SRT.A.2

Are the triangles similar?

• Yes

• No

Tags

CCSS.HSG.SRT.A.2

Triangle MNP and JKL are similar right triangles. Between which pairs of points are the slopes the same? Choose all that apply.

• N and P; K and J

• M and P; J and L

• M and N; K and L

• N and P; J and L

Tags

CCSS.8.EE.B.6

Identify the slope of the black line. You can use the blue slope triangles to help you.

Tags

CCSS.8.EE.B.5