Definitions
A two-dimensional diagram that you can fold to form a three-dimensional figure.
What is a net?
Diagram 1
What is Point A?
The intersection of line BC and line DC.
What is point C?
If angle 1 is 39 degrees and angle 2 is congruent, what is its measure?
What is 39 degrees?
What is the distance formula
What is d=sq((x2-x1)2+(y2-y1)2)
Segments or angles that have the same measurement.
What are congruent segments or congruent angles?
In diagram 2, angle NQL and angle MQP are an example of these.
What are vertical angles?
The midpoint of point 3 and 15 on a number line.
What is 9?
Find the measurement of an angle whose supplement is 85 degrees.
What is 95 degrees?
Angles that share a common side and a common vertex.
What are adjacent angles?
The units used to measure an angle.
What is degrees?
An obtuse angle in diagram 3.
What is angle HJK?
The difference between collinear and coplanar.
What is collinear points lie on the same line, coplanar points lie on the same plane?
True or false: An obtuse and an acute angle can be complementary.
What is false? (Two acute angles can be complementary.)
The measurement of straight angle, minus a right angle.
What is 90 degrees?
A rule/fact we must accept to use Geometry
What is a postulate?
Name Adjacent angles in Diagram 4.
What are angles 1&2, 2&3, 1&4, 3&4, 5&6, etc...
Find EF if line EG=59 and with the following line segments: EF=8x-14, FG=4x+1
What is 34?
The four types of angles.
What are acute, right, obtuse, and straight?
Simplify square root(50)
What is 5 sq(2)?
Each of the pairs of opposite angles made by two intersecting lines .
What are Vertical angles?
What is X in diagram 5.
What is 19?
The midpoint between (-3,1) and (-5,7).
What is (-4, 4)?
BD bisects angle ABC. Find measure of ABC(the whole thing) if ABD=5x and DBC=3x+10.
What is 50 degrees?
In an angle you need 2 rays and a common point called a?
What is the vertex