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Maths Edexcel
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Gravity
Terms in this set (22)
Lowest common multiple/LCM
The smallest number that will divide by all the numbers in question.
Highest common factor/HCF
The biggest number that will divide into all the numbers in question.
Find x% of y
Turn the percentage into a decimal and then multiply.
Find the new amount after % increase/decrease.
Turn the percentage into a decimal, then multiply. Add this onto the original value.
Percentage change
Change= change/original x 100
Multiplying powers
Add the powers.
Dividing powers
Subtract the powers.
+ and a + / - and a -
Makes a +.
- and + / + and a -
Makes a -.
Term
A collection of numbers, letters and brackets all multiplied/divided together.
abc
a x b x c
gn squared
g x n x n
(gn) squared
g xg x n x n
p(q-r) cubed
p x (q-r) x (q-r) x (q-r)
Pentagon
5 sides
Hexagon
6 sides
Heptagon
7 sides
Octagon
8 sides
Nonagon
9 sides
Decagon
10 sides
Tangent
A line that just touches a single point on the circumferance of a circle.
Cyclic quadrilateral
A four-sided shape with every corner touching the circle.
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