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7th Math FINAL
7th Grade MATH Final Review 2013-2014
| Term | Definition |
|---|---|
| Line Plot | Type of graph that shows how often something occurs using x's. |
| Acute Angle | An angle that measures less than 90 degrees. |
| Obtuse Angle | An angle that measures more than 90 degrees but less than 180 degrees. |
| Right Angle | An angle that measures exactly 90 degrees. |
| Complementary Angles | Two angles that add together to equal 90 degrees. |
| Supplementary Angles | Two angles that add together to equal 180 degrees. |
| Polygon | A closed, sided figure. |
| Pentagon | A 5 sided polygon. |
| Heptagon | A 7 sided polygon. |
| Regular Polygon | A polygon with all equal sides and angles. |
| Equilateral Acute Triangle | A triangle with all equal sides and all acute angles. |
| Scalene Right Triangle | A triangle with no equal sides and one right angle. |
| Isosceles Right Triangle | A triangle with two equal sides and one right angle. |
| Scalene Obtuse Triangle | A triangle with no equal sides and one obtuse angle. |
| Isosceles Acute Triangle | A triangle with two equal sides and all acute angles. |
| Parallelogram; Rhombus | A quadrilateral with two sets of parallel sides that are all equivalent. |
| Parallelogram; Rectangle | A quadrilateral with two sets of parallel sides and four right angles. |
| Trapezoid | A quadrilateral with one set of parallel sides. |
| Parallelogram | A quadrilateral with two sets of parallel sides. |
| 180 Degrees | The sum of the three angles in any triangle. |
| 360 Degrees | The sum of the four angles in any quadrilateral. |
| Perimeter | The distance around an object; add all sides. |
| C = 2πr | The formula for circumference of a circle; use when given the radius. |
| C = πd | The formula for circumference of a circle; use when given the diameter. |
| Radius | The distance from the center of a circle to the outside edge. |
| Diameter | The distance across a circle going through the center. |
| A = bh | The formula for area of a rectangle. |
| A = 1/2bh | The formula for area of a triangle. |
| A = 1/2(b1 + b2)h | The formula for area of a trapezoid. |
| Probability | Written as a fraction of favorable outcomes to total outcomes. |
| Compound Probability | The probability of more than one event happening together. (multiple events: multiply) |
| Square Root | Finding what number times itself gives the number under the radical. |
| Triangular Prism | A 3D figure that has two congruent triangular bases and 3 rectangular faces. |
| Pentagonal Prism | A 3D figure that has two congruent pentagonal bases and 5 rectangular faces. |
| Translation | A slide on the coordinate plane. |
| Reflection | A flip on the coordinate plane. |
| Square Pyramid | A 3D figure that has one square base and 4 triangular faces. |
| B | Area of the base |
| Venn Diagrams | A type of statistical representation used when showing overlap of data. |
| Range | The difference between the highest and lowest values in a set of data. |
| Mean | The average of a set of data. |
| Median | The middle number in a set of data when ordered numerically (least to greatest). |
| Mode | The number that shows most frequently in a set of data. |
| Line Graph | A type of statistical representation used when showing changes over time. |
Created by:
hmyers
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