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;
22 Cards in this Set
- Front
- Back
|
Abcissa
|
The first number of an ordered pair. The x-coordinate.
|
|
|
Converese
|
The converese of the Pythagorean Theorem can be used to test if a triangle is a right triangle.
|
|
|
Coordinate plane
|
A plane in which a horizontal and a vertical number line intersect at their zero points.
|
|
|
Hypotenuse
|
The opposite side of the right angle in a right triangle.
|
|
|
Irrational number
|
A number that cannot be express as "a" over "b" where "b" does not equal 0.
|
|
|
Legs
|
The two sides of a right triangle thay form the right angle.
|
|
|
Ordered pair
|
A pair of number used to locate a point on a coordinate plane.
|
|
|
Ordinate
|
The second number of a ordered pair. The y-coordinate.
|
|
|
Origin
|
The point of intersection of the x and y axis.
|
|
|
Perfect square
|
A rational number whose square root is a whole number.
|
|
|
Principal square root
|
A positive square root
|
|
|
Pythagorean Theorem
|
In a right triangle, the square of the length of the hypotenuse equals the sum of the squares of the legs.
|
|
|
Pythagorean triples
|
A set of three integers that satisfy the Pythagorean Theorem.
|
|
|
Quadrants
|
The four regions into which the two perpendicular lines of the coordinate plane serperate the plane.
|
|
|
Radical sign
|
The symbol used to indicate a nonnegative square root.
|
|
|
Real number
|
The set of rational and irrational numbers together.
|
|
|
Right triangle
|
A triangle having one right angle
|
|
|
Square root
|
One of the two equal facotrs of a number.
|
|
|
x-axis
|
The horizontal line that helps form a coordinate plane.
|
|
|
x-coordinate
|
The first number of an ordered pair.
|
|
|
y-axis
|
The vertical line that helps form a coordinate plane.
|
|
|
y-coordinate
|
The second number of an ordered pair.
|
