The measure of one interior angle of an equilateral triangle is...
60 degrees
The sum of the exterior angles on any polygon is...
360 degrees
What are lines that run side by side but never intersect?
Parallel lines
What is a polygon with exactly 4 right angles?
Square or rectangle
The formula for the sum of the interior angles of a polygon with n sides is...
180(n-2)
The measure of one exterior angle of a regular hexagon is...
60 degrees
Find the missing interior angle.
26 degrees
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What is the name of a line that intersects two or more parallel lines?
What is the measure of one exterior angle of a regular polygon with 360 sides?
1 degree
The sum of the interior angles of a nonagon is...
1260 degrees
The sum of the exterior angles of a 36-gon is...
360 degrees
In a right triangle, one of the acute angles is 42 degrees. What is the measure of the remaining angle?
What is 48 degrees.
What are two angles that are "side by side" and have a sum of 180 degrees?
Supplementary angles
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What is a polygon with all congruent sides and angles called?
What is the measure of each interior angle of a regular polygon with 20 sides?
162 degrees
The measure of an exterior angle of a regular quadrilateral is...
90 degrees
A triangle has an interior angle that measures 24 degrees. What is the measure of the exterior angle?
156 degrees
True or False:
Vertical angles are never congruent.
False...they're always congruent.
How many angles does a dodecagon have?
12 angles
The sum of the interior angles of a polygon with 1000 sides is...
179,640 degrees
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A regular polygon with an exterior angle measure of 18 degrees has how many sides?
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In an Obtuse Isosceles triangle the measure of the obtuse angle is 145 degrees. What is the measure of each of the 2 remaining angles?
When given two parallel lines and a transversal, how many sets of congruent angles are formed?
Two sets - each containing 4 congruent angles

Find the measure of angle x.
67 degrees