Slope as Similar Triangles
Presentation
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Mathematics
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8th Grade
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Practice Problem
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Hard
+4
Standards-aligned
Larry Walker
Used 6+ times
FREE Resource
5 Slides • 13 Questions
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Dropdown
Determine the coordinates of the vertices after reflecting across the y-axis.
HINT: Reflecting across the y-axis rule
(x, y) → (-x, y)
C'
Z'
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Multiple Choice
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Multiple Choice
CHECK-FOR-UNDERSTANDING: "YES, NO, MAYBE SO..."
1. Which of the following is true about the graph shown?
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Multiple Choice
CHECK-FOR-UNDERSTANDING: "YES, NO, MAYBE SO..."
2. Which of the following is true about the graph shown?
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Multiple Choice
CHECK-FOR-UNDERSTANDING: "YES, NO, MAYBE SO..."
3. Which statement below is true about the slope of the line?
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Multiple Choice
CHECK-FOR-UNDERSTANDING: "YES, NO, MAYBE SO..."
4. What is the proportion when comparing the vertical change and the horizontal change for each pair of the similar slope triangles?
NOTE: The slope segments of a line CANNOT be used to define slope of a line within a proportion.
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Multiple Choice
CHECK-FOR-UNDERSTANDING: "YES, NO, MAYBE SO..."
5. What is the proportion when comparing the vertical change and the horizontal change for each pair of the similar slope triangles?
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Multiple Choice
PARTNER PRACTICE
6. ΔKLM and ΔPRS are similar right triangles. Which proportion can be used to show that the slope of side KM is equal to the slope of side PS?
HINT: Determine the x- and y-values of KM and PS
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Math Response
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Math Response
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Math Response
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Math Response
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Multiple Choice
Exit Ticket - TEK 8.4A
ΔPQR and ΔRST are similar right triangles. Which proportion can be used to show that the slope of side PR is equal to the slope of side RT?
HINT: Determine the x- and y-values of PR and RT
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