conjectures
angles
definitions
triangles
circles
100

What conjecture says that if two angles are a linear pair of angles then they are supplementary?

Linear pair conjecture (LPC)

100

What are two rays that share a common endpoint?

an angle

100

What is a straight,continuous arrangement of infinitely many points?

A line

100

How many degrees are in a triangle?

180

100

How many degrees are in a circle?

360

200

What conjecture says that if two angles are vertical angles then they are congruent?

Vertical angles conjecture (VAC)

200

What are two angles that share a side and vertex?

Adjacent Angles

200

What are adjacent angles that are supplementary?

linear pair of angles

200

what is a triangle with one right angle?

Right triangle

200

What is a segment from the center of the circle to any point on the circle?

radius

300

What conjecture says that if a point is on the angle bisector of an angle, then it is equidistant from the sides of the angle?

Angle bisector conjecture 

300
What is the smallest amount of rotation about the vertex from one ray to the other measured in degrees (0-180)?

The measure of an angle

300

What are two angles that have a sum of 90 degrees?

complementary angles

300

What is an acute triangle?

A triangle with 3 acute angles

300

What is an angle whose vertex is the center of the circle?

central angle

400

What conjecture says that the three angle bisectors of a triangle are concurrent lines?

Angle bisector concurrency conjecture

400

What contains the vertex and divides the angle into two congruent angles?

angle bisector

400

What is a segment connecting any two non-consecutive vertices in a polygon?

a diagonal

400

What is a triangle with all sides of different lengths?

Scalene triangle

400

What is an angle whose vertex is on the circle?

inscribed angle

500

What conjecture says that the three altitudes in a triangle are concurrent lines?

Altitude concurrency conjecture 

500

What is the largest amount of rotation between the two rays (360-180)?

The reflex measure of an angle

500

What is a polygon with at least one diagonal outside of the polygon and all angles are less than 180 degrees?

concave polygon

500

What is a triangle with at least two congruent sides?

Isosceles triangle

500

What are circles with the same center?

concentric circles