Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
21 Cards in this Set
- Front
- Back
|
WHAT ARE UNDEFINED TERMS?
|
SO BASIC THAY CANNOT BE DEFINED, BUT CAN BE DESCRIBED SUCH AS:
POINT, LINE AND PLANE. |
|
|
POINT
|
AN UNDEFINED TERM. A SPECIFIC PLACE IN SPACE. NO DIMENSION,LENGTH,WIDTH,OR DEPTH.
DOT ON PAPER WITH SINGLE CAPITAL LETTER |
|
|
LINE
|
SET OF CONTINUOUS POINTS THAT EXTEND INDEFINITELY IN EITHER DIRECTION. ALWAYS REFERS TO A STRAIGHT LINE.
|
|
|
TWO-ENDED ARROW OVER LETTERS
|
TELLS YOU THAT THE LETTERS ARE DESCRIBING A LINE.
|
|
|
PLANE
|
A FLAT SURFACE THAT EXTENDS INFINITELY IN ALL DIRECTIONS.
A FOUR SIDED FIGURE. |
|
|
DEFINED TERMS
|
BASIC TERMS THAY CAN BE DEFINED, SUCH AS: RAY, OPPOSITE RAYS, PARALLEL LINES, ETC.
|
|
|
LINE SEGMENT
|
PART OF A LINE WITH TWO ENDPOINTS.
TWO LETTERS WITH A BAR OVER THEM TO INDICATE A LINE SEGMENT |
|
|
RAY
|
ONE ENDPOINT THAT EXTENDS INFINITELY IN THE OTHER DIRECTION. A SMALL ARROW ON TOP OF THE TWO LETTERS SHOULD SHOW DIRECTION
|
|
|
OPPOSITE RAYS
|
TWO RAYS WITH THE SAME ENDPOINT AND FORM A STRAIGHT LINE
|
|
|
PARALLEL LINES
|
TWO LINES IN THE SAME PLANE THAT DO NOT EVER INTERSECT
|
|
|
COLLINEAR POINTS
|
POINTS THAT LIE ON THE SAME LINE
|
|
|
NONCOLLINEAR POINTS
|
POINTS THAT DO NOT LIE ON THE SAME LINE
|
|
|
TRUE/FALSE
1. A RAY HAS ONE ENDPOINT 2. POINTS THAT LIE ON THE SAME LINE ARE CALLED LINEAR. 3. A LINE IS ALWAYS STRAIGHT. |
1. TRUE
2. FALSE 3. TRUE |
|
|
ANGLE
|
PAIR OF TWO RAYS THAT HAVE THE SAME ENDPOINT. RAYS ARE THE SIDES OF THE ANGLE.
|
|
|
VERTEX OF THE ANGLE
|
THE ENDPOINT WHERE TWO RAYS MEET
|
|
|
POLYGON
|
CLOSED FIGURE WITH THREE OF MORE SIDES THAT INTERSECT ONLY AT THEIR ENDPOINTS. THE SIDES ARE LINE SEGMENTS.
|
|
|
CONGRUENT
|
TWO SHAPES THAT ARE EXACTLY BOTH THE SAME SIZE AND
THE SAME SHAPE |
|
|
PERIMETER OF A POLYGON
|
SUM OF THE MEASUREMENTS OF ALL SIDES OF THE POLYGON
|
|
|
AREA
|
NUMBER OF SQUARE UNITS THE FIGURE CONTAINS
|
|
|
RATIO
|
TWO NUMBERS DIVIDED
A DIVIDED BY B |
|
|
PROPORTION
|
EQUATION THAT SETS TWO RATIOS EQUAL.
A DIVIDED BY B EQUALS C DIVIDED BY D |
