Mathematics

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
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
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

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