Real Number System
a real number that cannot be expressed as a ratio of integers, does not terminate, nor repeat.
What is an irrational number?
a letter that represents an unknown number.
What is a variable?
the steepness of a line; rate of change
What is slope?
the sum of the interior angles of a triangle
What is 180 degrees?
same shape, same size
What is congruent?
a number that can be written as a ratio, a decimal that repeats, or a terminating decimal.
What is a rational number?
42% written as a decimal.
What is 0.42?
the coordinate where a line crosses the y-axis
What is y-intercept?
the pairs of angles on opposite sides of the transversal but outside the two parallel lines.
What are alternate exterior angles?
when a figure moves along a straight line (slides)
What is a translation?
a positive or negative whole number
What is an integer?
the value of the following expression:
(22)3 x 120
What is 64?
where the x-axis and y-axis intersect; (0,0)
What is the origin?
the line that intersects two parallel lines creating pairs of congruent angles.
What is a transversal?
flips a figure over a line
What is a reflection?
a number used to count with or by
What is a natural number?
DAILY DOUBLE!
the theorem used to find the missing side length of a right triangle. (name and formula)
What is the Pythagorean theorem?
in the equation y=mx+b, m represents the _____ and b represents the _____.
What is the slope and y-intercept?
two angles whose some is 180 degrees.
What are supplementary?
turns a figure around a fixed point
What is a rotation?
a number that can be represented on the number line
What is a real number?
the association when the points on a scatter plot slant down from left to right, as if on a line.
What is negative association?
the solution for the following equation:
5x + 15 = 5(x + 3)
What is infinitely many?
the pairs of angles on opposite sides of the transversal but inside the two parallel lines.
when a shape is enlarged or reduced by a scale factor
What is a dilation?