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Triangles
Quadrilaterals
Angles
Vocabulary
Random
100
The type of triangle with all sides congruent and all angles 60 degrees.
What is equilateral triangle.
100
Has four sides, with all four sides congruent.
What is a rhombus?
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
Give the sum of the interior angles of a triangle.
What is 180 degrees?
200
The type of triangle with no congruent sides or angles.
What is scalene triangle?
200
Has four sides, with opposite sides congruent and parallel as well as opposite angles congruent.
What is a parallelogram?
200
An angle that is 180 degrees.
What is a straight angle?
200

The tool we use to measure angles.

What is a protractor?

200

Two figures are ____________ if they have exactly the same shape and same size.

What is congruent?

300
The type of triangle with one angle greater than 90 degrees.
What is an obtuse triangle?
300
A four sided figure with one pair of parallel sides and one pair of congruent sides.
What is an isosceles trapezoid?
300
An angle less than 90 degrees.
What is an acute angle?
300

A line segment connecting two points on the circle AND passes through the center of the circle.

What is diameter?

300

When an image is formed by turning around a point.

What is rotation?

400
The type of triangle with one 90 degree angle and two congruent sides.
What is a right isosceles triangle?
400
A four sided figure with adjacent sides congruent
What is a kite?
400
90 degree angle.
What is a right angle?
400

The distance around (perimeter) the circle.

What is circumference?

400

When an image is flipped over an imaginary line.

What is reflection?

500
A triangle with three angles less than 90 degrees.
What is an acute triangle?
500
Four sided figure with four right angles and opposite sides parallel and congruent.
What is a rectangle or square?
500

<a= 60 degrees <b=30 degrees what is <c?

What is 90 degrees?

500

Any point that helps form an angle. It is created by the intersection of two lines, segments, rays or edges.

What is vertex?

500

What is the radius of a circle if the diameter is 30 cm?

What is 15cm?