These are the 4 angle pairs created by parallel lines & a transversal.
What is Alternate Interior Angles (AIA), Alternate Exterior Angles (AEA), Same Side Interior Angles (SSI) and Corresponding Angles (CA)?
If two angles of one triangle are equal in measure to two angles of another triangle, this can be said about the third angles of the triangles...
What is "the third angles are congruent."
These two triangles are congruent by which postulate?
What is AAS?
TRUE OR FALSE
"If a triangle has a right angle, then it is equilateral."
What is FALSE?
Of the three main angle pairs created by parallel lines & a transversal, these pairs of angles are SUPPLEMENTARY.
What is Same Side Interior Angles (SSI)?
The triangle sum theorem states that the sum of the measures of the angles in every triangle is this...
What is 180 degrees.
What congruence postulate tells us these triangles are congruent?
What is SSS?
Vertical angles are created by these...
What is Intersecting Lines?
Given DE is a midsegment, find the value of x
What is x=13?
2, 4, 7, 11, and this next number...
What is 16.
This is the segment connecting the vertex of a triangle to the midpoint of its opposite side...
What is a median?
The base angles in this type of triangle are congruent...
What is an Isosceles Triangle.
BONUS POINTS: +5 if answered correctly. Note this on your side paper
Angles A and B are complementary. The measure of angle A = 25. Find the measure of angle B.
What is 65?
This is a line that divides a line segment into two congruent parts and meets the line segment at a 90 degree angle...
What is a perpendicular bisector?
These 2 triangle congruence shortcuts DO NOT prove triangles congruent...
What is Angle-Angle-Angle (AAA) and Side-Side-Angle (SSA).
What is y = 20?
Why is angle A congruent to angle D?
What is AIA?