Maths 3.0 / 5 based on 4 ratings ? MathematicsAllGCSEAQA Created by: danielhallCreated on: 28-01-14 11:10 What is the equation for pythagoras? A2 + B2=C2 1 of 6 What is an simultaneous equation? Finding 2 unknown values by solving 2 equations at the same time. 2 of 6 What do you have to do in 'changing the subject of a formula'? Rearranging a formula to find the value of a subject. 3 of 6 What is direct proportion? When two quantities are in direct proportion, as on inreases, the other increases by the same percentage. 4 of 6 What does ' Trial and Improvement' involve? This involves substituting the unknown with different values, until we find one that works. 5 of 6 What is formulae? A method or procedure for acheiving something. 6 of 6
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