# Study sets matching "math 9"

Study sets

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Decimal

Fraction

opposites

absolute value

is a number with one or more places to the right a decimal

is a number that can be written in the form here a is a whole…

are two number that are the same distance from 0 on a number l…

number a is the distance between a zero number line.

Decimal

is a number with one or more places to the right a decimal

Fraction

is a number that can be written in the form here a is a whole…

Parallel lines

Parallel

Transversal

8 angles

Coplanar lines that do not meet however far they are produced

Two lines are ____ if they lie on the same plane and do not in…

A line which intersects two or more coplanar lines at two or m…

Number of angles formed if two parallel lines are cut by a tra…

Parallel lines

Coplanar lines that do not meet however far they are produced

Parallel

Two lines are ____ if they lie on the same plane and do not in…

Bias is a

Accuracy

Precision

remember pie charts ven ect

systematic (built-in) error which makes all measurements wrong…

how close a measured value is to the actual (true) value.... Co…

how close the measured values are to each other.... Repeating (…

dont forget the percent or stuff outside the circle or ven... ex…

Bias is a

systematic (built-in) error which makes all measurements wrong…

Accuracy

how close a measured value is to the actual (true) value.... Co…

Net Profit

Sales Tax

Estimation

Area

The amount of money earned after expenses.

The percentage you have to pay to the government on purchases.

An educated guess, usually using rounded numbers for quicker c…

The amount of surface a shape has. To find the surface of a pa…

Net Profit

The amount of money earned after expenses.

Sales Tax

The percentage you have to pay to the government on purchases.

Ordered Pair

Solution

X-Coordinate

Y-Coordinate

a pair of numbers used to locate a point in the coordinate sys…

the value of a variable that makes an equation true

the first number of an ordered pair

the second number of an ordered pair

Ordered Pair

a pair of numbers used to locate a point in the coordinate sys…

Solution

the value of a variable that makes an equation true

Natural Numbers

Whole Numbers

Integers

Rational Numbers

All positive or counting numbers not including zero

All positive or counting numbers (natural numbers ) and zero.

All whole numbers (both positive and negative) and zero.

A number can be expressed as a ratio or a fraction and as a de…

Natural Numbers

All positive or counting numbers not including zero

Whole Numbers

All positive or counting numbers (natural numbers ) and zero.

Identity

Expression

Inequality

Equality

An equation that is true no matter what values are chosen.

Numbers and symbols (such as + and ×) grouped together that sh…

This shows you which value is greater or less than the other.

This means that the two values are the same

Identity

An equation that is true no matter what values are chosen.

Expression

Numbers and symbols (such as + and ×) grouped together that sh…

Acute Angle

Right Angle

Obtuse Angle

Angle

An angle whose measure is less than 90 degrees

An angle whose measure is exactly 90 degrees and forms a squar…

An angle whose measure is between 90 degrees and 180 degrees.

A figure formed by two rays that have the same endpoint

Acute Angle

An angle whose measure is less than 90 degrees

Right Angle

An angle whose measure is exactly 90 degrees and forms a squar…

coordinates

coordinate plane

linear graph

quadrants of a coordinate plane

An ordered pair of numbers that gives the location of a point…

A grid formed by a horizontal number line, called the x-axis,…

A straight line graph.

The four sections of a coordinate plane formed by the axes. Th…

coordinates

An ordered pair of numbers that gives the location of a point…

coordinate plane

A grid formed by a horizontal number line, called the x-axis,…

area

fraction

median

perimeter

The number of square units required to cover a surface.

A part of a whole.A number that names an equal part of a whole…

Middle number

the distance around a shape

area

The number of square units required to cover a surface.

fraction

A part of a whole.A number that names an equal part of a whole…

precocene

phytoedysones

phenolics

terpinoids

An insect growth regulator produced by certain plants that dep…

Plant produced chemicals that mimic the growth regulation acti…

Nonnitrogenous compounds that contain one or more hydroxll gro…

Nonnitrogenous 5-carbon-branch chained hydrocarbons that may f…

precocene

An insect growth regulator produced by certain plants that dep…

phytoedysones

Plant produced chemicals that mimic the growth regulation acti…

decompose

numerator

like fractions

simplest form

To break a number into different parts

In a fraction, the number above the bar; the part of the fract…

Fractions that have the same denominator

A fraction in which the numerator and denominator have no comm…

decompose

To break a number into different parts

numerator

In a fraction, the number above the bar; the part of the fract…

Perfect Square

rational number

natural numbers

irrational numbers

The product of a number multiplied by itself

a number that terminates or repeats in it's decimal form

positive whole numbers

numbers that have infinite decimals without pattern

Perfect Square

The product of a number multiplied by itself

rational number

a number that terminates or repeats in it's decimal form

Tangent-Radius Property

Angle-Sum Property

Pythagorean Theorem

Centre Point

A tangent is perpendicular (forms right angle) to the radius d…

The sum of the 3 angles in a triangle is always 180°

a² + b² = c²

The point at the perfect centre of the circle.

Tangent-Radius Property

A tangent is perpendicular (forms right angle) to the radius d…

Angle-Sum Property

The sum of the 3 angles in a triangle is always 180°

Regroup

Conjecture

Conjecture

Regroup

28 = 28 ones, 28 = 1 ten + 18 ones, 28 = 2 tens + 8 ones

353 + 287 > 375 + 243... The expression on the left has the great…

A statement believed to be true, but it has not been proved.

Naming a whole number in different ways, using place value

Regroup

28 = 28 ones, 28 = 1 ten + 18 ones, 28 = 2 tens + 8 ones

Conjecture

353 + 287 > 375 + 243... The expression on the left has the great…

composite numbers

factored form

factoring

factoring by grouping

a whole numbers, greater than 1, that has more than two factor…

a monomial expressed as a product of prime numbers and variabl…

to express a polynomial as the product of monomials and polyno…

the use of the Distributive Property to factor some polynomial…

composite numbers

a whole numbers, greater than 1, that has more than two factor…

factored form

a monomial expressed as a product of prime numbers and variabl…