VOCAB
What is a location with no size called?
point
How many endpoints does a line have?
0
An angle measuring 30° is what type of angle?
acute
What does the midpoint of a segment do?
Divides it into two equal parts
What type of reasoning uses patterns to make a prediction?
Inductive reasoning
What is a figure with one endpoint that extends forever in one direction?
ray
How many endpoints does a segment have?
2
An angle measuring 90° is what type?
right
Find the midpoint of 6 and 14.
10
What type of reasoning uses facts and rules to reach a conclusion?
Deductive reasoning
What is another name for a line that contains points A and B?
line AB
How many endpoints does a ray have?
1
What type of angle measures 120°?
obtuse
Find the midpoint of -4 and 8.
2
What is a statement believed to be true based on observations called?
Conjecture
What is the common endpoint of two rays called?
vertex
If B is between A and C, and AB = 5 and BC = 7, what is AC?
12
An angle measuring 180° is what type?
straight
Find the midpoint between 4 and 12.
8
True or False: A conjecture is always proven to be true.
false
What do we call two figures that have the exact same size and shape?
congruent
If AC = 20 and AB = 8, with B between A and C, what is BC?
12
Two angles add up to 180°. One angle is 68°. What is the other?
112
A segment has endpoints at 5 and 17. What is its midpoint?
11
What type of reasoning uses patterns and observations to make a prediction?
inductive reasoning