Math Vocab
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37 terms
Terms | Definitions |
|---|---|
 Line Segment | Part of a line with 2 distinct endpoints |
| Line | A ___ goes on in both directions forever |
| Radius | Line Segment that joins the center of the circle with any point on the edge of the circle |
| Odd | Numbers not easily divisible by 2 |
| 360 | Number of Degrees in a Circle |
| Perpendicular | Lines that meet at a right angle |
| Even | Numbers easily divisible by 2 |
| Diameter | Line segment that joins two opposite points on the circumference through the center; twice the radius |
| Isosceles Triangle | Two equal sides and two equal angles |
| Ray | Part of a line that starts at a distinct point and goes in the other direction without end |
| Mode | The number that appears most often in a set |
| Median | The middle number or average of the two middle numbers of an ordered set |
| Congruent | Having the same shape and size; corresponding sides and angles are equal in these figures |
| A = pie r 2 | Area of a Circle Formula |
| C = 2 pie r | Circumference of a Circle Formula |
| Mean | Average |
| Bisect | To cut into 2 equal halves |
| y2 - y1/ y2 -y1 | Slope formula |
| (x1 + x2/ 2, y1+y2/2) | Midpoint formula |
| d = square root{ (x1-x2)2 + (y1-y2)2} | distance formula |
| a2 + b2 = c2 | Pythagorean theorem |
| First Outer Inner Last | FOIL |
| Roots of An Equation | the solutions to the equation |
| digits | 0-9 |
| tangent | A line that touches the circle at exactly 1 point and is perpendicular to the radius |
| positive | Any number greater than zero |
| y = mx + b | Formula of a line |
| y-intercept | "b" in the equation of a line; the point where a give line crosses the y-axis |
| negative | any number less than zero |
| multiple | a number that can be divided by another number with no remainder |
| remainder | what is left over after division, expressed as an integer |
| quotient | the result of division |
| factor | any integer that divides with no remainder into another integer |
| PEMDAS | Order of operations |
| Sum | Addition |
| Product | Multiplication |
| Difference | Subtraction |
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