# Geometry

By: Hope and Emily

## GEOMETRY

Acute Angle- An angle in which the measure is between 0 degrees and 90 degrees.

Obtuse Angle- An angle that is more than 90 degrees but less then 180 degrees.

Straight Angle- An angle of 180 degrees.

Right Angle- An angle of 90 degrees.

Quadrilateral- A plane figure that has 4 sides and 4 angles.

Square- A rectangle that has 4 sides that are all the same length.

Rectangle- A parallelogram that has 4 right angles.

Rhombus- An equilateral parallelogram, making the shape of a square in a different way.

Trapezoid- A quadrilateral plane figure that has 2 parallel and to non-parallel sides.

Parallelogram- A quadrilateral with both sides parallel to each other.

Plane Figure-A two-dimensional shape.

## PRESS ON THE LINKS FOR GAMES!

http://www.math-play.com/Geometry-Math-Games.html

http://www.hoodamath.com/games/geometry.html

And we used http://dictionary.reference.com/ for our definitions!