Geometry crossword

A quadrilateral with 4 sides and angles. Has opposite parallel sides.
A quadrilateral with 4 sides and angles. Has opposite parallel sides.
A polygon with 3 sides and angles. Basic shape in geometry.
Polygon with a continuous line. Which is always same distance from the center.
A straight path that goes with out end in two directions. Has no thickness and extends in both direstions with out end.
Part of line that has one end point. A another point that goes in one direction without end.
Part of a line with 2 end points. Also bounded by two distinct end points.
Two rays with the sand end point. Followed by 2 rays lie in a plane.
An angle that is 90 degrees. It makes a square in the corner.
The point where 2 sides meet. Shared end points of the line segments of a polygon.
A quadrilateral with 4 sides and angles. Both sides are parallogram.
A triangle that has 3 equal sides. The interior angles of any triangle always add up to 180 or half.
A triangle that has 2 equal sides. Sometimes have at least 2 sides of equal length.
A triangle that has one right angle. It can also be an isosceles or scalene triangle.
A plane figure with that same size and shape. Coinciding exactly when superimposed.
A plane figure which can be folded. For the parts to match up you have to fold along the line.
The line that divides 2 matching parts. It can be vertical, horizontal, or diagonal.
The distance around the figure. Refers to the total length of the sides or edges.
The size a surface takes up, measured in a square unit. The amount of space inside the boundary of a flat.
A solid shape with one curved surface. Two congruent circular bases.