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April 2022 vocab

TermDefinition
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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