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April 2022 vocab
| Term | Definition |
|---|---|
| polygon | a closed 2-D figure made up of straight line segments |
| triangle | a polygon with 3 sides and angles |
| quadrilateral | a polygon with 4 sides and angles |
| pentagon | a polygon with 5 sides and angles |
| hexagon | a polygon with 6 sides and angles |
| heptagon | a polygon with 7 sides and angles |
| octagon | a polygon with 8 sides and angles |
| nonagon | a polygon with 9 sides and angles |
| decagon | a polygon with 10 sides and angles |
| isosceles triangle | a triangle with at least 2 sides of equal length |
| scalene triangle | a triangle with no sides of equal length |
| equilateral triangle | a triangle with 3 sides of equal length |
| right triangle | a triangle with one 90 degree angle and two acute angles |
| acute triangle | a triangle with all angles that measure less than 90 degrees |
| obtuse triangle | a triangle with one angle that measures greater than 90 degrees |
| parallelogram | a quadrilateral with opposite sides that are parallel and congruent |
| rhombus | a parallelogram with 4 congruent sides |
| rectangle | a parallelogram with 4 right angles |
| square | a parallelogram with 4 congruent sides and 4 right angles |
| (inclusive) trapezoid | a quadrilateral with at least one pair of parallel sides |
| (exclusive) trapezoid | a quadrilateral with exactly one pair of parallel sides |
| regular polygon | a polygon with all sides of equal length and all angles equal measure |
| hierarchy | a ranking of categories based on attributes |
| congruent | of equal measure |
| quotient | the answer in a division problem |
| sum | the answer in an addition problem |
| product | the answer in a multiplication problem |
| divisor | the number that is being divided by in a division problem |
| factors | the numbers being multiplied in a multiplication problem |
| dividend | the number that is being divided in a division problem |
| addends | the numbers being added in an addition problem |
| difference | the answer in a subtraction problem |
| remainder | what is left over in a division problem, such as 12/5 |
| multiples | any given number times every other number |
Created by:
burnettl
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