Angles
Geometry Solids
Polygons
Triangles
Geometry Language
100
Two rays or line segments that share the same endpoint.
What is an angle?
100
A three dimensional figure that takes up space.
What is a solid?
100
A flat 2-dimensional figue made of two or more sides.
What is a polygon?
100
A polygon with three sides.
What is a triangle?
100
A straight line that has two end points.
What is a line segment?
200
An angle that is exactly 90 degrees.
What is a right angle?
200
A solid formed by a flat polygon used over and over.
What is a polyhedren?
200
A polygon where all side lengths and angle measures are the same.
What is a square?
200
A triangle that has all equal sides.
What is an equilateral triangle?
200
A straight line that goes in one direction forever starting from an end point.
What is a ray?
300
An angle that is less than 90 degrees.
What is an acute angle?
300
A six-faced solid.
What is a cube?
300
Any polygon with four sides.
300
A triangle that has two equal sides.
What is an isosceles triangle?
300
A point where two lines meet.
What is a vertex?
400
An angle that is more than 90 degrees but less than 180.
What is an obtuse angle?
400
A 3-D figure made of four triangles and a square.
What is a pyramid?
400
A four-sided figure with opposite sides parallel. Opposite angles are equal, too.
What is a rhombus?
400
A triangle with no equal sides.
What is a scalene triangle?
400
Two lines that cross or meet.
What are intersecting lines?
500
An angle that is exactly 180 degrees so that it forms a straight line.
What is a straight angle?
500
A solid shaped like a ball.
What is a sphere?
500
A polygon with two sets of parallel lines.
What is a parallelogram?
500
A triangle with a 90 degree angle.
What is a right triangle?
500
Two lines that stay the same distance apart and never meet
What are parallel lines?
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