Triangles
Angle Pairs
Angles
Vocabulary
Circles
100
The type of triangle with all sides congruent and all angles 60 degrees.
What is equilateral triangle.
100

Anlgles that add up to 1800

What is supplementary angles?

100
An angle greater than 90 degrees and less than 180 degrees.
What is obtuse?
100
Means "the same length or same size"
What is congruent?
100

The line that goes across the circle from rim to rim and passes through the center.

What is a diameter?

200
The type of triangle with no congruent sides or angles.
What is scalene triangle?
200

Angles that add up to 900

What is a complementary?

200
An angle that is 180 degrees.
What is a straight angle?
200
Two angles whose sum is 180 degrees.
What are supplementary angles?
200

The number of degrees in a circle.

What is 360 degrees?

300
The type of triangle with one angle greater than 90 degrees.
What is an obtuse triangle?
300

The angle that is supplementary to 450

What is 1350?

300
An angle less than 90 degrees.
What is an acute angle?
300
Two angles who sum is 90 degrees
What are complementary angles?
300

The number we use to calculate with Pi

What is 3.14?

400
The type of triangle with one 90 degree angle and two congruent sides.
What is a right isosceles triangle?
400

An angle that is vertical to 750

What is 750?

400
90 degree angle.
What is a right angle?
400

The name for a pair of opposite angles that are created by two intersecting lines. The angles created are congruent to each other (Hint: Draw a picture)

What are vertical angles?

400

The circumference of a circle with a radius of 13.

What is 40.82?

500
A triangle with three angles less than 90 degrees.
What is an acute triangle?
500

Angles that share a wall are called this.

What is adjacent?

500
Every angle is made up of 2 of these

What is a ray?

500
The perimeter of a circle?

What is circumference?

500

The area of a circle with a diameter of 10.

What is 78.5?

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