Triangles
Quadrilaterals
Angles
Vocabulary
Random
100

T or F: The type of triangle with all sides congruent and all angles 60 degrees is called an equilateral triangle.

True

100

What has four sides, with all four sides congruent?

A rhombus

100

An angle 180 degrees or more is called what?

What is obtuse?

100
Means "the same length or same size"
What is congruent?
100

How many sides does a heptagon have?

7

200

The type of triangle with no congruent sides or angles is called a....

What is scalene triangle?

200

What 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

Two angles whose sum is 180 degrees.

What are supplementary angles?

200

What is the formula of the volume of a rectangular prism?

v = l x w x h

300

The type of triangle with one angle greater than 90 degrees is called an...

Obtuse triangle?

300

What is 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 is called an

What is an acute angle?

300

Two angles who sum is 90 degrees

What are complementary angles?

300

How many sides does a pentagon have?

5

400

The type of triangle with one 90 degree angle and two congruent sides is called a...

What is a right isosceles triangle?

400

What is a four sided figure with equal sides that are congruent?

What is a kite

400

90 degree angle is called a...

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

How many sides does a nonagon have?

9

500

A triangle with three angles less than 90 degrees is call an...

What is an acute triangle?

500

What is a four sided figure with four right angles and opposite sides parallel and congruent.

What is a rectangle or square?

500

What tool do we use to measure angles?

What is a protractor

500

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

What is vertex or vertices

500

What is a closed plane figure with all sides congurent and all angles congurent?

What is a regular polygon