Aim 50 - test review 2019.notebook€¦ · Aim 50 test review 2019.notebook 2 March 15, 2019 linear...
Transcript of Aim 50 - test review 2019.notebook€¦ · Aim 50 test review 2019.notebook 2 March 15, 2019 linear...
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Aim 50 test review 2019.notebook
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March 15, 2019
Do Now: Use the parallel lines cut by a transversal below to answer questions 1 – 7.
1) Name one pair of alternate interior angles.
2) Name one pair of vertical angles.
3) Name one pair of corresponding angles.
4) Name one pair of supplementary angles.
5) Name one pair of alternate exterior angles.
6) If m < 2 = 115o, the find the measure of the other angles.
a) m < 1 = b) m < 3 = c) m < 4 = d) m < 5 =
e) m < 6 = f) m < 7 = g) m < 8 =
7) Prove that m
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Aim 50 test review 2019.notebook
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linear pair sum to
180 degreescomplementary angles
sum to 90 degrees
vertical angles are congruent
VOCAB CHEAT SHEET
Corresponding angles
angles that are in
the same position
Alt. Exterior
on the outside but on
the opposite side of the
transversal
Alt. Interior
on the inside but on
the opposite side of the transversal
Parallel Lines
Symbols
congruent
equalperpendicular lines
form right anglesparallel lines
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Aim 50 test review 2019.notebook
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63112
A
B C
L1
L2
Line 1 and line 2 are intersected by ray m.
Find the measure of
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Aim 50 test review 2019.notebook
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78
56
A
B
C
Find the measure of
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Aim 50 test review 2019.notebook
5
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78
56
A
B
C
Find the measure of
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Aim 50 test review 2019.notebook
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8251A
B
C
Find the measure of
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Aim 50 test review 2019.notebook
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74A
B
C
Find the measure of
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Aim 50 test review 2019.notebook
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FB II IH. If the m< ACB = 44o and the m< CEG = 81o, find m< JGK.
A C
B
D
E
F
I
G J
HK
Explain using your own method.
Explain using the exterior angle theorem.
Check for Understanding
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Aim 50 test review 2019.notebook
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March 15, 2019
Solve for x. and name the triangle.
Solve for x.
30
x x
x
46 x
x
x
46
x
x 54
127
x
65
73
Partner Practice
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Aim 50 test review 2019.notebook
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30
60
A
B C
DE
Directions: Triangle ABC is similar to triangle AED.
1) If AC = 24, BC = 16, and AD = 6, Solve for the measure of ED.
2) What is the ratio from AED to ABC?
3) What is the measure of angle x?
x
Partner Practice
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Aim 50 test review 2019.notebook
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A
BC
A'
B'C'
In the diagram below, AC = 12, A'C' = 9, BC = 4, B'C' = 3, AB = 16, A'B' = 12. Are the following triangles similar? If so, identify the scale factor.
1.
A'
B' C'
A
B C
In the diagram below, AB = 2, A'B' = 8, BC = 3, B'C' = 12, AD = 4, A'D' = 16, DC = 1, D'C' = 4 Are the following figures similar? If so, identify the scale factor.
2.
D' D
Partner Practice
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A'
B'C'
A
BC
The diagram below is a scale drawing. If AC = 8, AB = 10 , A'C'= 20, find a) A'B' b) the scale factor
3.
ΔLMN is a scale drawing of ΔQRS, RQ = 30, QS = 21, SR = 27, and LN = 7. a) What is the scale factor?b) What is the length of ML?
4.
Partner Practice
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Aim 50 test review 2019.notebook
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find all angles.
Challenge I
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Aim 50 test review 2019.notebook
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A
B
C
D
E
Challenge II
F
G
DH parallel to AE
AB parallel to FG
Prove triangle ABC is similar to triangle FGC. Explain in words.
H
128
67
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Aim 50 test review 2019.notebook
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FB II IH. If the m< DEF = 92o and the m< CGH = 19o, find the measure of all angles.
A C
B
D
E
F
I
G J
HK
Explain using your own method.
Explain using the exterior angle theorem.
1
23
4
1413
1112
89
56
10
7
Challenge III
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ab
c
d 3
6
8
4
The figure shows a 12 by 9 ft rectangle divided into four rectangular parts. Determine if the rectangles are similar.
Challenge IV
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Attachments
PARALLEL LINES CUT BY A TRANSVERSAL.gsp
HW 20.pdf
SMART Notebook
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SMART Notebook
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