G S Rehill's Interactive Maths Software Series - "Building a Strong Foundation in Mathematics" from mathsteacher.com.au.

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Year 9 Interactive Maths - Second Edition


Index

A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z

A

addition and subtraction of surds
addition of algebraic fractions

adjacent angles

adjacent angles forming a straight line

adjacent side

allied angles
alternate angles

angle facts of geometry

angle-side-angle (ASA) principle

angle sum of a quadrilateral

angle sum of a triangle

angle sum of a triangle proof

angles at a point

annulus

area

area of a annulus

area of a circle

area of a composite figure (or shape)

area of a kite

area of a parallelogram

area of a rectangle

area of a rhombus

area of a square

area of a trapezium

area of a triangle

average

axiom

axis of a cylinder

axis of symmetry

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B

base
basic numeral

binomial expansion

binomial expression

binomial product

bisector of an angle

BODMAS

boxplot

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C

CAH
capacity

Cartesian plane

certain

chance

circumference

co-interior angles

coefficient

commission

common factors

compass

complementary angles

composite figure
composite shape

congruence and corresponding angles
congruence and corresponding sides

congruent figures

congruent triangles

constructing a triangle given three sides

constructing a triangle given two angles and a side

constructing a triangle given two sides and an angle

construction line

corresponding angles

cos
cosine

cost price

cross-multiplication method

cross-section

cube

cube (of a number)

cube number properties

cube root

cube root properties

cuboid

curved surface area (CSA) of a cylinder

cylinder

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D

decimal - converting to a percentage
deductive geometry

deductive proof of theorems

degrees

diagonal of a quadrilateral

difference of two squares

dilation of quadratic graphs

Diophantine equations
Diophantine problem

discount

distributive law

distributive law for surds

dividing a quantity in a given ratio

division of algebraic fractions

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E

entire surd
equality

equation of a straight line

equations

equations containing brackets

equations containing fractions

equations involving addition

equations involving division

equations involving multiplication

equations involving subtraction

equiangular

equilateral triangle

equivalent ratio

Euler's Formula

event

exponential form

exterior angle of a triangle

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F

factorising by taking out a common factor
factorising four terms by grouping two and two

factorising using perfect squares

factorising using the difference of two squares (DOTS)

factors

factors of quadratic trinomials of the type ax2 + bx + c

favourable outcomes

finding side-lengths using the cosine ratio

finding side-lengths using the sine ratio

finding side-lengths using the tangent ratio

first degree equations

flat rate of interest

formula

fraction - converting to a percentage

fundamental theorem of arithmetic

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G

geometric constructions
gradient

gradient-intercept method

graphical representation of a sample space

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H

half-plane
half-plane graphs

HCF

hectares

height of a cylinder

highest common factor

highest common factor of algebraic expressions

horizontal line

hypotenuse

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I

impossible
independent term

index
index form

index law for division

index law for multiplication

index law for powers

index law for powers of products

index law for powers of quotients

index laws

inequality

interquartile range

instalments

interest
interest rate

inverse cos
inverse cosine

inverse sin
inverse sine

inverse tan
inverse tangent

inverse trigonometric functions

irrational number

isosceles triangle

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J

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K

kite

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L

leaf
like terms

likelihood

linear equations

linear factor

linear function

linear graph

linear inequalities and addition

linear inequalities and division by a negative number

linear inequalities and division by a positive number

linear inequalities and multiplication by a negative number

linear inequalities and multiplication by a positive number

linear inequalities and subtraction

linear inequalities containing brackets

linear inequalities containing fractions

linear inequality

linear relation

liquid

literal equation

litres

loan

long run proportion

loss

lower half-plane

lower quartile

lowest common denominator (LCD)

lowest common multiple (LCM) of expressions

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M

marked price
mean

measure of spread

measures of central tendency

median

millilitres

minutes

mixed surd

mode

multiplication of algebraic fractions

multiplication of surds

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N

NFL
Null Factor Law

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O

operation
opposite side

order of operations

ordered pair

origin

outcome

outlier

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P

parabola
parallel lines

parallelogram

percentage

percentage - converting to a decimal

percentage - converting to a fraction

percentage decrease

percentage discount

percentage increase

percentage loss

percentage of a quantity

percentage profit

perfect square

perimeter

perimeter of a circle

perimeter of a rectangle

perimeter of a square

perimeter of a triangle

perpendicular at a point on the line

perpendicular bisector of a line segment

perpendicular from a point on to a line

personal loan

plane

plotting linear functions

population

powers of 10

prediction

prime factor decomposition

prime numbers

principal

principles of congruent triangles

prism

probability

probability experiment

profit

pronumeral

properties of equality

proportion

protractor

Pythagoras' Theorem

Pythagoras' Theorem proof

Pythagorean triple

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Q

quadratic equation
quadratic function

quadratic graph

quadratic trinomial

quadrilateral

quadrilateral types

quantity as a percentage of another quantity

quartiles

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R

radical fraction
radicand

radius of a cylinder

range of a sample

range of probability

ratio

ratio of two quantities

rational denominator

rational expression

rational number

rectangle

reflection of quadratic graphs

regular trapezium

required region

rhombus

right angle

right angle-hypotenuse-side (RHS) principle

right triangle

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S

sample
sample point

sample space

scale factor

scalene triangle

scientific notation

seconds

selling price

side-angle-side (SAS) principle

side-side-side (SSS) principle

similar triangle

simple interest

simple interest formula

simplest form of a ratio

simplest form of a surd

simplifying rational expressions

simplifying surds

simultaneous equations

simultaneous equations and the elimination method

simultaneous equations and the graphical method

simultaneous equations and the substitution method

sin
sine

sketch graph

SOH
SOH CAH TOA

solid

solving equations

solving quadratic equations using factorisation

square

square (of a number)

square number properties

square root

square root properties

square units

standard form

statistics

stem

stem-and-leaf plot
stemplot

subject of a formula

substitution

substitution property

subtraction of algebraic fractions

supplementary angles

surd

surface area

symmetry

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T

taking out a common factor
tan
tangent

terms of a ratio

test point

theorem

theta

TOA

total surface area (TSA)

total surface area of a cube

total surface area of a cuboid

total surface area of a cylinder

transforming quadratic graphs

transitive property

translation of quadratic graphs

transpositions involving addition

transpositions involving brackets

transpositions involving division

transpositions involving fractions

transpositions involving multiplication

transpositions involving subtraction

transversal

trapezium

tree diagram

trial

triangle

triangle types

triangular prism

trigonometric ratios

trigonometry

TSA

turning point

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U

unlike terms
upper half-plane

upper quartile

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V

Venn diagram
vertex

vertical line

vertically opposite angles

volume

volume of a cube

volume of a cuboid

volume of a cylinder

volume of a solid

volume of a triangular prism

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W

whisker

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X

x-intercept

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Y

y-intercept

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Z

zero index

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