is when a two-dimensional shape is folded and you get a mirror image of the other part.
What is line of symmetry
Name a line from the figure
What is AB, CD, ST, or XY
Polygons with four sides and four vertices
What is quadrilaterals
90 degrees
It goes on forever and ever in both directions
What is a line
Lines AB and ST
What is parallel lines
4 right angles, 2 parallel lines, 2 perpendicular lines.
What is a square
greater than 90 degrees
What is obtuse angle
lines that cross at a point
What is a intersecting line
What is rhombus
less than 90 degrees angle
What is acute angle
Two intersecting lines that form right angles.
What is a perpendicular line
two pairs of parallel lines
What is a parallelogram
Lines that never intersect.
What is a parallel line
Lines AB and CD
What is perpendicular lines
4 right angles and all equal sides
What is square