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Lesson 1 Angle proofs
By edith lopez
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Last updated over 1 year ago
23 questions
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Question 1
1.
Because MON are collinear how many degrees does that measure?
360°
0°
180°
90°
Question 2
2.
Which of the 3 postulates is being used here?
angle
segment
point
Question 3
3.
What number can you substitute in this blank to tell me what ∠NOP equals?
Question 4
4.
How many degrees is a line?
Question 5
5.
What do you call it when you replace items?
simplify
addition property
subtraction property
substitution
Question 6
6.
Did the 180 increase or decrease? or What did we do to get <MOP=40
Division property
Subtraction property
Simplify
Addition property
Question 7
7.
Which of the 3 postulates is being used here?
Segment
Angle
Ray
Question 8
8.
What kind of point is L
Collinear
Midpoint
Line segment
Endpoint
Question 9
9.
Check the last two steps
Symmetric
Reflexion
Substitution
Question 10
10.
180
90
60
120
Question 11
11.
Supplementary angles (linear pair)
Complementary angles
Vertical angles
Congruent angles
Question 12
12.
Addition Prop.
Subtraction Prop.
Simplify or combining like terms
Question 13
13.
Division Prop
Distributive Prop
Additon Prop
Subtraction Prop
Question 14
14.
How many degrees? (the box)
Question 15
15.
Angle that =90
Right angle
Ray
Obtuse angle
Straight angle
Question 16
16.
Segment
Ray
Angle
Line
Question 17
17.
Cuts in half (bisects)
Complementary Angles
Supplementary Angles
Angle bisector
Segment Bisector
Question 18
18.
Look at the box symbol in the picture
∠ABD
∠DBC
∠ABC
Question 19
19.
What property did we use to get to this step? how did we get 45? look above (2<ABD = 90)
Question 20
20.
We replaced <ABD with a number
Given
Simplify
Substitution
Angle
Question 21
21.
What number can we substitute in for ∠FIG?
Question 22
22.
Same as replace
Subtraction Property
Addition Property
Simplify
Substitution
Question 23
23.
180 becomes 135, because what operation we did with 45 to move it to the other side?
Subtraction Property
Addition property
Division property
Multiplication Property
