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A level Maths Verified Solutions
A level Maths Verified Solution
A level Maths Verified Solution
A level Maths Verified Solutions If two lines are perpendicular, what must their gradients equal to when multiplied together? ️-1 What is the equation to calculate the gradient of a line? ️y₂-y₁/x₂-x₁ What is the equation to calculate the length of a line? ️√(y₂−y₁)^2 + (x₂-x₁)^2 What is the equation to calculate the midpoint of a line? ️(x₂+x₁) over 2 , (y₂+y₁) over 2 What is the equation of a circle? ️x²+y²=r² How do you find the midpoint of...
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