By: Katie & Taygan
Acute Angle- An angle whose measure is between 0 degrees and 90 degrees.
Obtuse Angle- An angle greater then 90 degrees but less than 180 degrees.
Straight Angle- A line that is 180 degrees that never intersects with any other lines.
Right Angle- An angle that is 90 degrees.
Quadrilateral- a four sided figure.
Square- a plane figure with four equal straight sides with 90 degree angles.
Rectangle- a plane figure with four straight sides that all have 90 degree angles.
Rhombus- a parallelogram with opposite equal acute angles.
Trapezoid- quadrilateral with only one pair of parallel sides.
Parallelogram- a four sided flat shape with straight sides where opposite sides are equal.
Plane figure- a flat shape.
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