Show:
Triangles
Quadrilaterals
Angles
Vocabulary
Mystery
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
Two angles whose sum is 180 degrees.
What are supplementary angles?
200
Give the sum of the interior angles of a quadrilateral.
What is 360 degrees?
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
Two angles who sum is 90 degrees
What are complementary angles?
300

What tool is best for measuring angles?

A protractor

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 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

What is a line that goes straight across called?

Horizontal Line

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
More than 180 degrees.
What is a reflex angle?
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 3D shape has 6 faces, all of which are rectangles?

Rectangular Prism