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Open Up - Grade 8 - Mathematics - Unit 2 - Lesson 10
By Formative Library
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Last updated 11 months ago
8 questions
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Question 1
1.
Of the three lines in the graph, one has slope 1, one has slope 2, and one has slope \frac{1}{5}
Label each line with its slope.
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Question 2
2.
Draw three lines with slope 2, and three lines with slope \frac{1}{3}.
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Question 3
3.
The figure shows two right triangles, each with its longest side on the same line.
Explain how you know the two triangles are similar.
Question 4
4.
The figure shows two right triangles, each with its longest side on the same line.
How long is
XY
?
Question 5
5.
The figure shows two right triangles, each with its longest side on the same line.
For each triangle, calculate (vertical side) \div (horizontal side)
.(If your answer is a fraction leave it as one)
Question 6
6.
The figure shows two right triangles, each with its longest side on the same line.
What is the slope of the line?
(If your answer is a fraction leave it as one)
Question 7
7.
Triangle
A
has side lengths 3, 4, and 5. Triangle
B
has side lengths 6, 7, and 8.
Explain how you know that Triangle
B
is
not
similar to Triangle
A
.
Question 8
8.
Triangle
A
has side lengths 3, 4, and 5. Triangle
B
has side lengths 6, 7, and 8.
Give possible side lengths for Triangle
B
so that it is similar to Triangle
A
.
"Source: Open Up Resouces (Download for free at openupresources.org.)"