• 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

1/11

Click to flip

### 11 Cards in this Set

• Front
• Back
 An equation that shows a mathematical relationship. formula A polygon with ten sides and ten angles. decagon A polygon with six sides and six angles. hexagon Changing numbers to other numbers that form a basic fact to estimate an answer. compatible numbers A polygon with congruent sides and congruent angles. regular polygon A number to be divided. dividend A three-sided polygon. triangle A 4-sided polygon. quadrilateral Another name for 2-dimensional figure. plane figure A flat surface that is endless in all directions. plane A polygon with eight sides and eight angles. octagon