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8.1.14 Practice
By Jacquelyn Bingham
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Last updated over 1 year ago
7 questions
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7.G.5
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Question 1
1.
Question 2
2.
Lines
k
and
l
are parallel, and the measure of angle
ABD
is 19 degrees.
Explain why the measure of angle
ECF
is 19 degrees. If you get stuck, consider translating line
l
by moving
B
to
C
.
Question 3
3.
Lines
k
and
l
are parallel, and the measure of angle
ABD
is 19 degrees.
What is the measure of angle
BCD
?
Question 4
4.
The diagram shows three lines with some marked angle measures.
Find the missing angle measures marked with question marks.
visibility
View drawing
Question 5
5.
The two figures are scaled copies of each other.
What are some ways that you can tell they are scaled copies?
Question 6
6.
The two figures are scaled copies of each other.
What is the scale factor that takes Figure 1 to Figure 2?
Question 7
7.
The two figures are scaled copies of each other.
What is the scale factor that takes Figure 2 to Figure 1?
(Keep your answer as a fraction.)
"Source: Open Up Resouces (Download for free at openupresources.org.)"
Use the diagram to find the measures of each angle.
(Only one answer per angle)
90
140
50
130
40
180
60
Angle
ABC
Angle
EBD
Angle
ABE