• 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

1/15

Click to flip

### 15 Cards in this Set

• Front
• Back
 What is line of symmetry? A single line that divides a figure in two congruent halves. What are three basic undefined terms in geometry? Point, line, and plane. What is a point? A dot that identifies a location. What is a line? A set of points that extends without end in two opposite directions. What is a plane? A set of points that extend without end in all directions alomg a flat surface. What is a ray? Part of a line that begins at one point and extendswithout end in one direction. What is a segment? Part of a line that begins at one point and ends at another. What is an angle? Two rays that have a commen endpoint. What is a coordinate plane? A number plane formed by two perpendicular number lines that intersect at their origens. What do you use to make constructions? A compass-and-straightedge. What is a postulate? Statements that are accepted without proof. What is the distance formula? ____________________ d= \/(x2-x1) + (y2-y1) What is the midpoint formula? _______________________ m= \/(x1+x2,y1=y2) (_____ _____) ( 2 2 ) What are vertical angles? Two angles whose sides form two pairs of opposite rays. The bluejay is... ...at Taco Bell.