• Shuffle
Toggle On
Toggle Off
• Alphabetize
Toggle On
Toggle Off
• Front First
Toggle On
Toggle Off
• Both Sides
Toggle On
Toggle Off
Toggle On
Toggle Off
Front

### How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

Play button

Play button

Progress

1/27

Click to flip

### 27 Cards in this Set

• Front
• Back
 Angle 2 rays joined at a common point. Reflex Angle Any angle between 180-360 degrees. Parallelogram A quadrilateral with opposite sides that are parallel and of equal length and opposite and opposite angles that are equal. Rectangle A quadrilateral with 4 right angles and 2 pairs of equal parallel lines. Acute Triangle A triangle whose angles are between 0 - 90 degrees. Square A quadilateral sides with 4 equal sides and 4 right angles. Isoceles Triangle A triangle with 2 equal sides and 2 equal angles. Straight Angle An Angle measuring 180 degrees. Quadrilateral Polygon with 4 sides. Scalene Triangle A triangle in which all 3 sides are a different length. Obtuse Triangle A triangle with 1 angle being between 90-180 degrees. Right Triangle A triangle that has a right angle (90 degrees). Degree A unit of measure to measure angles. Right Angle An angle measuring 90 degrees. Protractor A tool to measure angles. Polygon A plane shape having 3 or more sides. Triangle A polygon with 3 sides and 3 angles. Parallel Lines that are the same distance apart. Congruent Figures that have the same size and shape. Perpendicular lines Lines that intersect at right angles. Compass A tool to make circles Obtuse Angle An angle measuring between 90-180 degrees. Line A long thin continuous mark that goes in both directions. Line Segment A section of a line bounded by 2 endpoints. Ray A line that has a starting point but no ending. Acute Angle An angle measuring less than 90 degrees. Point A position in space. A very small location.