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;
19 Cards in this Set
- Front
- Back
Abscissa
|
The first number of an ordered pair; the x-coordinate
|
|
Converse
|
When the parts of a theorem are reversed.
|
|
Coordinate Plane
|
A plane in which a horizontal number line and a vertical number line intersect at their zero points.
|
|
Hypotenuse
|
The side opposite the right angle in a right triangle.
|
|
Irrational Number
|
A number that cannot be expressed a fraction. Pi is an example.
|
|
Legs
|
The two sides of a right triangle that form a right angle.
|
|
Ordered Pair
|
A pair of numbers used to locate a point in the coordinate plane
|
|
Ordinate
|
The second number of an ordered pair; the y-coordinate.
|
|
Origin
|
The point of intersection of the x-axis and y-axis in a coordinate plane.
|
|
Perfect Square
|
A rational number whose square root is a whole number.
|
|
Pythagorean Theorem
|
In a right triangle
|
|
Quadrants
|
The four regions into which the two perpendicular number lines of the coordinate plane separate the plane.
|
|
Radical Sign
|
The symbol used to indicate a nonnegative square root.
|
|
Real Number
|
The set of rational numbers together with the set of irrational numbers.
|
|
Square Root
|
One of the two equal factors of a number.
|
|
X-Axis
|
The horizontal number line that helps to form the coordinate plane.
|
|
X-Coordinate
|
The first number of an ordered pair.
|
|
Y-Axis
|
The vertical number line that helps form the coordinate plane.
|
|
Y-Coordinate
|
The second number of an ordered pair.
|