Lines
Angles
Triangles
Mystery
Shapes
100
two lines that are the same distance apart and will never touch
What is parallel lines
100
This is the term for a 90 degree angle
What is right angle
100
A triangle that has all sides the same length
What is equilateral
100
This is the number of sides on a quadrilateral
What is 4
100

Word meaning CAVED inward

What is concave?

200

two lines that overlap at one or more point i_______

what is intersect?

200
An angle that is less than 90 degrees
What is acute
200
A triangle with two sides the same length
What is isosceles
200

two angles whose measure add up to 180 degrees

what are supplementary angles?

200

Word meaning curved OUTWARD

What is convex?

300

A line that has two end points on both sides

What is a line segment?

300
an angle that is greater than 90 degrees
What is obtuse
300
A triangle with one angle greater than 90 degrees
What is obtuse triangle
300
This is a quadrilateral with two pairs of opposite sides parallel and 4 right angles
What is rectangle
300
A right triangle has one angle that is 45 degrees. What is the measure of the 3rd angle
What is 45 degrees
400

We draw this at the end of our lines to show that they continue on endlessly

what is an arrow?

400
this is the number of degrees in a straight angle
What is 180 degrees
400

A triangle with a 90 degree angle 

What is a right triangle

400

This term begins with a C and is used when angles,triangles etc. have the same measurements.

Hint: it means "the same"

what is congruent? 

400

The 3D version of a triangle

What is a cone?

500
This is a closed figure with at least 3 sides.
What is a polygon
500

This is the tool used to measure angles

What is a protractor

500
All angles in every triangle will add up to this number of degrees
What is 180 degrees
500

the mathematical relationship relating three sides of a right triangle. (the formula is easy as ABC)

What is pythagorean theorem? a^2+b^2=c^2

500

The 3D version of a rectangle, with all rectangular faces

What is a rectangular prism?

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