GEO 2 E-Learning 2/20
Authored by Marcus McKenna
Mathematics
9th Grade
CCSS covered
Used 2+ times
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20 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Write a rule to describe each transformation.
dilation of 1.5 about the origin
dilation of 2 about the origin
dilation of 2.5 about the origin
dilation of 5/2 about the origin
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Write a rule to describe each transformation.
rotation 180° about the origin
dilation of 1/2 about the origin
dilation of 0.25 about the origin
dilation of 0.5 about the origin
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Find the coordinates of the vertices of each figure after the given transformation. 3) dilation of 1/2 about the origin
I'(2, -1), J'(-2, -2), K'(-1, 3)
I'(-0.5, -1), J'(-1, 1), K'(1.5, 0.5)
I'(-2, -3), J'(-3, 1), K'(2, 0)
I'(-1.5, -3), J'(-3, 3), K'(4.5, 1.5)
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Find the coordinates of the vertices of each figure after the given transformation. 4) dilation of 2 about the origin
U'(-2.5, 0), V'(2.5, 5), W'(0, -5)
U'(-1.5, 0), V'(1.5, 3), W'(0, -3)
U'(-0.25, 0), V'(0.25, 0.5), W'(0, -0.5)
U'(-2, 0), V'(2, 4), W'(0, -4)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
State if the triangles in each pair are similar. If so, state how you know they are similar and complete the similarity statement. 5) ΔRQP ~ A) similar; AA similarity; ΔRDE B) similar; AA similarity; ΔEDR C) not similar D) similar; SAS similarity; ΔRED Answer: C) not similar
similar; AA similarity; ΔRDE
similar; AA similarity; ΔEDR
not similar
similar; SAS similarity; ΔRED
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
State if the triangles in each pair are similar. If so, state how you know they are similar and complete the similarity statement.
similar; SSS similarity; ΔLSR
similar; SSS similarity; ΔLRS
not similar
similar; SAS similarity; ΔLRS
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
State if the triangles in each pair are similar. If so, state how you know they are similar and complete the similarity statement.
similar; AA similarity; ΔNTM
similar; AA similarity; ΔTMN
not similar
similar; AA similarity; ΔMTN
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