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Flashcards in Maths Deck (29)
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1
Q

What is the SINE RULE?

A

A/SinA = B/SinB = C/SinC

2
Q

What is TOA?

A

Tan = Opposite/Adjacent

3
Q

What is COS?

A

Cos = Adjacent/Hypotenuse

4
Q

What is SIN?

A

Sin = Opposite/Hypotenuse

5
Q

What is the equation for Volume of a Cone?

A

1/3 x pie x r2 x h

6
Q

What is the equation for Volume of a Pyramid?

A

1/3 x base area x vertical height

7
Q

What is the equation for Volume of a Cylinder?

A

V = pie x r2 x h

8
Q

What is the equation for Volume of a Prism?

A

Cross - sectional area x length

9
Q

3D Pythagoras for cuboids

A

a2 + b2 + c2 = d2

10
Q

What is the equation for frequency density?

A

Frequency/ class width

11
Q

Common Metric Conversions

A
1cm = 10mm         1 tonne = 1000kg
1m = 100cm          1 litre = 1000ml
1km = 1000m        1 litre = 1000cm3
1kg = 1000g          1cm3 = 1ml
12
Q

Common Imperial Coversions

A

1 yard = 3 feet 1 pound = 16 ounces
1 gallon = 8 pints 1 foot = 12 inches
1 stone = 14 pounds

13
Q

Alternate Angles

A

Angles are the same

14
Q

Allied Angles

A

Add up to 180 degrees

15
Q

Corresponding Angles

A

Angles are the same

16
Q

What is the equation for the Area of a Triangle?

A

1/2 x b x h

17
Q

What is the equation for Area of a Parallelogram?

A

Base x Vertical height

18
Q

What is the equation for the Area of a Trapezium?

A

Average of parallel sides x distance between them

19
Q

What is the equation for the Area of a Sector?

A

x/360 X Area of a full circle

20
Q

What is the equation for the length of an arc?

A

x/360 X circumference of a full circle

21
Q

What is the equation for the Surface area of a sphere?

A

4 x pie x r2

22
Q

What is the Surface area of a cone?

A

pie x r x l + pie x r2

23
Q

What is the Surface area of a cylinder?

A

2 x pie x r x h + 2 x pie r2

24
Q

What is the equation for the Volume of a sphere?

A

4/3 x pie r3

25
Q

What is the equation for the Volume of frustums?

A

volume of original cone - volume of removed cone

26
Q

What are the equations for trigonometry?

A

SOH - CAH- TOA

27
Q

What is the Cosine Rule?

A

a2 = b2 + c2 - 2bc cosa

28
Q

What is the equation for the Area of a triangle?

A

1/2 x ab Sinc

29
Q

What is the equation for Frequency?

A

frequency density x class width