Symbols
What symbol is used to show two quantities as equal in Geometry?
Congruent
What is a point?
The way of marking a location?
How many degrees are in a complementary angle?
90
How many degrees are in a supplementary angle?
180
Fill in the pattern:
___, 5, ____, 15, _____
0, 10, 20
What symbol is used when two sides are congruent?
A single line
What is a ray?
A line that has a starting point, going in one direction.
What is the complement of an angle that is 30 degrees?
60
60
What kind of reasoning is based on observations? Inductive or Deductive
Inductive
What symbol is used when angles are congruent?
A scoop or arc
What is a plane?
A 2-dimensional space.
What is the complement of an angle that has 43 degrees?
47
What is the supplement of an angle that measures 100 degrees?
80 degrees
When something is bisected, what do you know about the parts?
They are equal.
What symbol is used to show two sides as parallel?
What is an angle bisector?
An angle that has been split into 2 equal parts.
If one angle measures 55 degrees, what is the value of the second angle?
35
What is the supplement of 150 degrees?
30
What is the name of the center of a triangle that is created when the perpendicular bisectors intersect?
Circumcenter
What is the symbol for perpendicular?
An upside down T
What is a perpendicular bisector?
A line that bisects a side at a 90 degree angle.
If two angles are complementary and the measure of one angle is x degrees; the second angle measures x+12 degrees, what is the value of x?
39
If two angles supplementary and the values are x and 3x, what is the value of x?
45
What is then name of the center that is created when three angles of a triangle are bisected?
Incenter