Geometry crossword puzzle

The intersection point of two sides of a plane figure
Triangle with one internal angle to equal 90 degrees
A polygon with five sides and five angles
A location in space
Part of a line between two points line
Connects two points via the shortest path and continues indefinitely in both directions
An angle that measures less than 90 degrees
An angle that measures more than 90 degrees
A triangle with all three sides with different lengths
A triangle with two equal length sides
Distance from center of a circle to any point on that's circle circumference
Distance around a circle
A line segment joining two points on a curve
Part of a curve
Line segments that never intersect
Parallelogram with right angles
Parallelogram with comgruent sides
No sides parallel
Exactly one pair of parallel sides
A closed plane curve consisting of all points at a given distance from a point within it called the center
The part of a straight line considered as originating at a point on the line and as extending in one direction from that point
A polygon having six sides and six angles
Two line segments which cross to form 90 degree angles
A continuous extent of length