HCF – highest common factor e.g. HCF of 8 and 12 is 4

composite numbers – a whole number greater than 1 that has more than two factors

Name at least two ways a ratio may be expressed. – As a fraction 7/8; by the use of a colon 7:8 or by the word "to" 7to8

theoretical – adj. 理论的；理论上的；假设的；推理的

Dependent Variable – A variable that depends on another variable

proportional linear relationship – Two quantities a and b have a proportional linear relationship if they have a constant ratio and a constant rate of change, b/a is a constant and change in b/change in a is also constant

Area of Right Triangle – 1/2 (leg 1) ( leg 2)

Given the linear correlation coefficient r and the sample size n, determine the critical values of r and use your finding to state whether or not the given r represents a significant linear correlation. Use a significance level of 0.05.r = 0.523, n = 25

an aircraft carrier – un porte-avions

geometrische Progression – geometrical progression

Problem Solving Strategies – -Acting it out

-Drawing pictures or graphs

-Using logical reasoning

-Looking for a pattern

-Using a process of elimination

-Create and organized chart or list

-Solving a simpler but related problem

– Using trial and error (guess and check)

-Working backwards

– Writing an equation

-Drawing pictures or graphs

-Using logical reasoning

-Looking for a pattern

-Using a process of elimination

-Create and organized chart or list

-Solving a simpler but related problem

– Using trial and error (guess and check)

-Working backwards

– Writing an equation

section – część, odcinek, wycinek

What is the focus, epicentre and P wave? – Focus – Point at which the rock firt breaks

Epicentre – directly above focus, strong shaking,

P waves – longitudinal waves that compress and dilate the material they are moving

Epicentre – directly above focus, strong shaking,

P waves – longitudinal waves that compress and dilate the material they are moving

absolute values with negatives – still is positive for the absolute values .

the formula for the surface area of sphere – wzor na powierzchnie kuli

Given the lineаr cоrrelаtiоn cоefficient r аnd the sample size n, determine the critical values of r and use your finding to state whether or not the given r represents a significant linear correlation. Use a significance level of 0.05.r = 0.523, n = 25

common denominators – 公分母