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Coordinate Geometry · Edexcel IGCSE Further Pure Mathematics Notes · SuperExams

← Further Pure Mathematics notes

Edexcel IGCSE·Further Pure Mathematics·IGCSE Further Pure Mathematics

Coordinate Geometry

13 min read

Straight lines, distance and midpoint, parallel and perpendicular gradients, and the circle.

Straight lines

$y = mx + c, \quad m = \frac{y_2-y_1}{x_2-x_1}, \quad y - y_1 = m(x-x_1)$

Parallel lines: equal gradients.

Perpendicular lines:

m_1 m_2 = -1

.

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