Pure Part 1 Flashcards by Kimi Aro | Brainscape

Q

Equation of a midpoint

A

(x1 + x2 , y1 + y2)
———— ————
( 2 , 2 )

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Q

Equation of the gradient

A

x2 - x1

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Q

Equation of distance

A

/ ——————————–
/ (x2-x1)^2 + (y2 - y1)^2

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Q

Equation of a line

A

y-y1 = m(x-x1)

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Q

Equation of a circle

A

(x-a)^2 + (y-b)^2 = r^2

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