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![Anon "Johnny" Mama](https://examtimeassets.s3.amazonaws.com/uploads/profile/image/1231951/thumb_2d7da9cb-cee4-42eb-8896-a7e442a5a359.jpg "Anon "Johnny" Mama")
Flashcards by Anon "Johnny" Mama, updated more than 1 year ago
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Created by Anon "Johnny" Mama
over 10 years ago
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| Question | Answer |
| Area of a trapezium | 1/2 x h x (a + b) |
| Area of a triangle | (b x h) / 2 |
| What is LCM? | Lowest Common Multiple, the lowest possible number you can get with more than 1 number. e.g 12 is the LCM of 4, 3 and 2 |
| Formula for Pythagoras theorem | a² + b² = c² |
| Cosine Rule | a² = b² + c² -2bc cos A |
| Circumference of a circle | π x diameter OR 2 x π x radius |
| Area of a circle | π x r² |
| In Trigonometry, what is each side represented as? (This helps to indentify SOHCAHTOA) | |
| How do you find the ...?: Mean Median Mode Range | Mean: Sum of all numbers ÷ Amount of numbers Median: Find the middle nth term Mode: The most common number Range: Largest number - smallest number |
| Formula for the sum of interior angles of a polygon? | (n - 2) x 180 degrees |
| How to convert Fractions into Percentages? | Divide the top by the bottom of the fraction, then x100. |
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