Math Vocabulary
Shapes
100

What is a segment that goes on forever and doesn't stop in either direction? 

What is a line

100

What is a 4 sided shape called? 

What is quadrilaterl

200

What is it called with 2 lines are equal distance away and will never cross

What is a parallel lines

200

What is a shape with 4 sides, 2 pair of opposite sides parallel and 4 right angles called? 

What is a rectangle

300

What is a line that crosses and forms a 90 degree angle?

What is perpendicular lines

300

What is it called when a triangle has no equal sides? 

What is an isosceles triangle 

400

What is an angle that measure greater than 90 degrees but less than 180 degrees

An obtuse angle
400

What is it called when all sides of the triangle are equal lengths? 

What is an equilateral triangle 

500

What is it called when you can fold along a line and have two lines that exactly match?

What is line of symmetry

500

What is a 4 sided shape, 2 pair of opposite sides parallel, 4 right angles, and 4 equal sides called? 

A square

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