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Vocabulary
Angles
Triangles
Quadrilaterals
Degrees
100
Has a definite starting point, goes on forever in the other direction.
What is a ray?
100
An angle that measures exactly 90 degrees.
What is a right angle?
100
This type of triangle has a right angle in it.
What is a right triangle?
100
This type of quadrilateral has 4 equal sides and 4 right angles.
What is a square?
100
A circle is ______ degrees.
What is 360 degrees?
200
Goes on forever in both directions.
What is a line?
200
An angle that measures greater than 90 degrees.
What is an obtuse angle?
200
This type of triangle has 3 equal sides and 3 equal angles.
What is an equilateral triangle?
200
A shape with 4 sides.
What is a quadrilateral?
200
The angles in a triangle equals how many degrees?
What is 180?
300
Formed when two lines, segments or rays intersect.
What is an angle?
300
An angle measuring smaller than 90 degrees.
What is an acute angle?
300
This type of triangle has 3 acute angles.
What is an acute triangle?
300
This type of quadrilateral has 2 sets of parallel sides.
What is a parallelogram?
300
In a quadrilateral if an angle is 68 degrees what does the angle opposite from it equal?
What is 68 degrees?
400
A set of lines that could go on forever in both directions and never touch.
What are parallel lines?
400
The measure of a straight angle.
What is 180 degrees?
400
This type of triangle has two equal sides and two equal angles.
What is an isosceles triangle?
400
This type of quadrilateral has 4 equal sides, 2 obtuse angles and 2 acute angles. It also includes squares.
What is a rhombus?
400
The angles in a quadrilateral equal how many degrees?
What is 360?
500
When two lines intersect to form a right angle.
What is perpendicular lines?
500
The outside of an angle, measures greater than 180 degrees.
What is a reflex angle?
500
This type of triangle has no sides that are the same length.
What is a scalene triangle?
500
This type of quadrilateral has only one set of parallel lines.
What is a trapezoid?
500
3/4 of a circle equals _____ degrees.
What is 270 degrees?