Theorems
What is 180 degrees?
In a conditional statement, q is the ______.
What is the conclusion?
What do you use over AB to show it is a line?
bidirectional arrows to show a line is infinite in both directions
How many rays make up an angle?
What are two?
3 points in the same plane are __________.
What are coplanar points.
Pi multiplied by what equals the circumference of a circle?
What is the diameter or 2 times the radius?
What is a biconditional statement?
What is a statement that is true from P to Q and from Q to be, notated with "if and only if."
How do you note that AB is a ray?
an arrow in the left to right direction - infinite in one direction only
How do you name an angle?
What is "by its vertex?"
How many points define a line?
What are two points?
Two angles that up to 180 degrees are what kind of angles?
What are supplementary angles?
If p, then q, is the conditional, what is its converse?
What are two ways that you can name a line?
What are: 1. with two points on the line and 2. with a lowercase letter?
What does the word polygon mean in Greek?
What is "many angles?"
An angle greater than 90 degrees is this kind of angle?
What is an obtuse angle?
All exterior angles in a polygon add up to ____ degrees.
What is 360 degrees?
If a, then b....If b, then c, then a, then c is called a ____.
What is a syllogism?
What does ~q represent?
What is, the conclusion is not true.
How can you tell which side of a scalene triangle is the longest when you are given the measures of its angles?
The longest side is across from the largest angle.
A bisector of a line leads to 4 _______ angles.
What are right angles?
Alternate interior angles are caused by ____ going through two parallel lines.
What is a transversal?
If the conditional is
"If an animal is a cat, then it was created by God."
What is its inverse?
"If an animal is not a cat, it was not created by God."
How do you notate that two lines are parallel?
What is, you put an arrow on each line to show they are parallel.
What does the formula (n-2) x 180 give you?
n= the number of sides the polygon has
What did Eratosthenes observe to come close to determining the circumference of the Earth?
What are shadows, or lack thereof, in two different towns?