Log in
Sign up for FREE
arrow_back
Library
Lesson 3 Angle proofs
By edith lopez
star
star
star
star
star
Share
share
Last updated over 1 year ago
23 questions
Add this activity
1
2
3
5
4
6
7
8
9
10
11
12
13
zoom_in
1
1
1
1
1
1
1
1
1
1
1
1
1
14
15
17
18
19
20
21
22
23
16
zoom_in
1
1
1
1
1
1
1
1
1
1
Question 1
1.
Because MON are collinear how many degrees does that measure?
360°
90°
180°
0°
Question 2
2.
Which of the 3 postulates is being used here?
segment
angle
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
subtraction property
addition property
substitution
Question 6
6.
Did the 180 increase or decrease? or What did we do to get <MOP=40
Simplify
Division property
Subtraction property
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
Endpoint
Midpoint
Line segment
Collinear
Question 9
9.
Check the last two steps
Symmetric
Substitution
Reflexion
Question 10
10.
180
90
60
120
Question 11
11.
Vertical angles
Congruent angles
Supplementary angles (linear pair)
Complementary angles
Question 12
12.
Addition Prop.
Simplify or combining like terms
Subtraction Prop.
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
Ray
Obtuse angle
Straight angle
Right angle
Question 16
16.
Line
Ray
Segment
Angle
Question 17
17.
Cuts in half (bisects)
Supplementary Angles
Angle bisector
Complementary Angles
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
Simplify
Angle
Given
Substitution
Question 21
21.
What number can we substitute in for ∠FIG?
Question 22
22.
Same as replace
Addition Property
Substitution
Subtraction Property
Simplify
Question 23
23.
180 becomes 135, because what operation we did with 45 to move it to the other side?
Addition property
Division property
Multiplication Property
Subtraction Property
