Angles
Tools and Definitions
Math Facts
Complex Angles
Random
100
An angle that measures 90 degrees.
What is a right angle?
100
When you switch the if and then statements in a conditional.

What is the converse

100
A shape that has six sides.
What is a hexagon?
100
Two angles whose sum is 180 degrees.
What is a supplementary angle?
100
Two angles whose sum is 90 degrees.
What is a complementary angle?
200

An angle less than 90 degrees

What is acute?

200

Two lines that have negative reciprocal slopes.

What is a perpendicular lines?

200

This polygon has eight sides.

What is an octagon?

200
A line that intersects two or more lines in the same plane.
What is a transversal?
200

The square of the hypotenuse is equal to the sum of the squares of the sides of a right triangle.

What is the Pythagorean Theorem?

300

An angle that measures more than 90 but less than 180 degrees

What is obtuse angles?

300

A figure formed of straight lines that is closed..

What is an polygon?

300

The three undefined terms in geometry.

What is points lines, and planes?

300
Two angles that are on the outside of two lines and are on opposite sides of a transversal.
What is an alternate exterior angle?
300
Two angles that are on the inside of two lines and are on the same side of a transversal.
What are same-side interior angles?
400
An angle that measures 180 degrees.
What is a straight angle?
400
A synonym for equal in measure
What is congruent?
400
The ratio of the adjacent side to the hypotenuse of a right triangle.

What is cosine?

400
Two adjacent angles whose non-common sides are opposite rays.
What is a linear pair?
400

The ratio of the opposite leg over the hypotenuse in a right triangle.

What is sine?

500

The sum of the angles of a triangle.

What is 180 degrees?

500

The negation of both the if and then statements of a conditional.

What is the inverse?

500

The distance around a circle

What is the circumference?

500
Non-adajacent angles with a common vertex formed by two intersecting lines.
What are vertical angles?
500
Two angles that are on the inside of two lines and are on opposite sides of a transversal.
What are alternate interior angles?
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