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Combined Sets
Go Math Voc. Sets 1, 2, 3
Question | Answer |
---|---|
a triangle with exactly three acute angles | acute triangle |
a pattern where the same value is added to the x-coordinate each time or y = x + a | additive pattern |
the number of square units needed to cover a surface. l x w = formula for a rectangle | area |
of equal measure; having the same size and same shape | congruent |
polygon with ten sides and ten angles | decagon |
the part of a fraction below the bar that tells how many equal parts there are | denominator |
answer to subtraction | difference |
a triangle with three equal sides and 3 acute 60 degree angles | equilateral triangle |
polygon with seven sides and seven angles | heptagon |
polygon with six sides and six angles | hexagon |
opposite operations, or ones that undo each other such as addition and subtraction or multiplication and division | inverse operations |
a triangle with two congruent sides, with all acute, one obtuse or right angle | isosceles triangle |
a pattern where the x-coordinate is multiplied by the same number each time or y = ax | multiplicative pattern |
polygon with nine sides and nine angles | nonagon |
the part of a fraction above the bar that tells the number of fractional pieces being used | numerator |
a triangle that has one obtuse angle (one angle larger than 90 degrees) | obtuse triangle |
polygon with eight sides and eight angles | octagon |
a pair of numbers used to locate a point on a coordinate plane (x,y) | ordered pair |
lines in the same plane that do not cross each other; they stay the same distance apart | parallel lines |
a quadrilateral where opposite sides are parallel and congruent | parallelogram |
distance around a figure | perimeter |
polygon with five sides and five angles | pentagon |
lines that cross and form a right (90 degree) angle | perpendicular lines |
a closed plane figure formed by three or more line segments | polygon |
the total when two or more factors are multiplied | product |
polygon with four sides and four angles | quadrilateral |
a quadrilateral that is a parallelogram and has four right angles | rectangle |
polygon with all sides and all angles congruent | regular polygon |
a quadrilateral that is a parallelogram and has four congruent sides | rhombus |
a triangle with one right (90 degree) angle | right triangle |
a triangle with no congruent sides, with all acute, one obtuse, or one right angle | scalene triangle |
a quadrilateral that is a parallelogram and has four right angles (rectangle) and four congruent sides (rhombus) | square |
answer to addition | sum |
a quadrilateral that only has one pair of parallel sides | trapezoid |
polygon with three sides and three angles | triangle |
the first number in an ordered pair; it tells how far left or right to move from (0,0) | x-coordinate |
the second number in an ordered pair; it tells how far up or down to move from (0,0) | y-coordinate |
base | the surface a solid object stands on |
composite number | a whole number with more than 2 factors |
cube | 3D figure that is a special rectangular prism with 6 square faces |
dimension | a measure of length in one direction |
divisible | when a number can be divided by another with a whole number quotient and no remainder |
factor | a number multiplied by another number to find a product |
prime number | a whole number greater than 1 with exactly two factors |
quotient | the size of each group or the number of groups when the dividend is divided by the divisor |
rectangular prism | 3D figure that has 6 rectangular faces, 12 edges, and 8 vertices |
volume | the measure of the space occupied by matter; l x w x h = rectangular prism |
whole numbers | the set of counting numbers and zero ( 0, 1, 2, 3, ...) |
base area | designated as a capital B in formulas and refers to the area of one of the bases in a solid |
equation | a mathematical sentence that shows two things are equal |
numerical expression | a mathematical phrase that uses only numbers and operation signs |
order of operations | the rules that say which calculation comes first when simplifying an expression (PEMDAS) |