MCAS Related Vocabulary
Terms
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- Multiple
- the product in a multiplication
- Expression
-
mathematical statement made from mathematical symbols
ex. 6+5=11 - Constant
-
a number that doesn't change
ex. y=3x+2; 2 is a __ - Factor
- a whole number that divides exactly into another number
- x-intercept
- a graph that crosses x axis
- y-intercept
- a graph that crosses y axis
- Standard Form of a Linear equation
- ax+by=c
- Slope-intercept Form for a Linear equation
- y=mx+b
- Slopes of Parallel Lines
- the slopes are the same
- Slopes of Perpendicular Lines
- the slopes are the opposite recipricol
- (Numerical) Coefficient
- a number which multiplies a variable
- Diagonal
- line/ line segment connecting non adjacent vertices of a polygon
- mean
- average of a number of different amounts
- Median
- middle value of an ordered set of values
- Mode
- the most common number in a set of numbers
- Range
- differance between the lowest and the highest value in a data set
- Distributive Property
- ab+ac = a(b+c)
- Associative Property
-
(a+b)+c=a+(b+c)
(a*b)*c=a*(b*c) - Communitive Property
-
a+b=b+a
ab=ba - Multiplicative Property
- x*1=x
- Square
- a quadrilateral with 4 equal sides and 4 right angles
- Rectangle
- a quadrilateral with 4 right triangles
- Trapezoid
- a quadrilateral with one pair of parallel sides
- Parallelogram
- a quadrilateral with opposite sides parallel
- Right Circular cylinder
- a solid shape with one curved surface that meets the cirles at a right angle
- Similar
- shapes are ___ if they have same angles and sides
- Hypotnuse
- in a right triangle, the side opposite to the right angle
- Leg
- the other 2 sides of the right triangle
- proportional
- Having the same or a constant ratio
- (Lateral) Surface Area
- the area of the surface of a solid on its sides
- Representative Sample
- a subset of population
- Random
- a sample chosen so that each person or object has an equally likely chance of being selected
- Probability
- the chance that a particular outcome will occur