1. Lines - Lines can be straight,zigzag,curved.

Intersecting lines make an angle.

Parallel lines always are the same distance and never meet.

A circle is a shape but not a polygon because it dose not have strait sides.

A line segment is a line that has 2 end points.

A ray is a line that has one endpoint and goes on and on in one direction.

Perpendicular lines are lines that make a right angle.

A line segment is a line with two endpoints.

A point marks where something is.

2. Angles-Angles are two rays that meet at the same end point.

A vertex is a shape that makes a angle.

An acute angle is an angle that is smaller than 90 degrees.

An obtuse angle is an angle that is more than 90 degrees.

A right angle is an angle that is exactly 90 degrees.

3. Parallelogram-A parallelogram has two sets of parallel lines.

A hexagon is a shape that has six sides.

A octagon is a shape that has eight sides.

A square is a four sided shape that has four equal sides.

A rhombus is a shape that has all equal sides.

A rectangle is a shape that has 2 pare of parallel lines.

A triangle has three sides that can have different lengths.

A trapezoid has only one pare of parallel lines.

A pentagon has five sides that has no equal sides.

Symmetry is a line that cuts a shape in half to make it equal.

A square has all equal sides.

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