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Revision Pack Test Series

AA HL / Lines and planes

Lines and planes

Vector equations, intersections, and when two lines never meet.

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Unit formula summary

Arc length

\(l = r\theta\)
Area of a triangle

\(\tfrac{1}{2}ab\sin C\)
Cosine rule

\(c^2 = a^2 + b^2 - 2ab\cos C\)
Scalar product

\(\mathbf{a}\cdot\mathbf{b} = |\mathbf{a}|\,|\mathbf{b}|\cos\theta\)
Sine rule

\(\frac{a}{\sin A} = \frac{b}{\sin B}\)

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AA HL Mathematics: Analysis and Approaches AA SL Mathematics: Analysis and Approaches AI HL · Coming soon Mathematics: Applications and Interpretation AI SL · Coming soon Mathematics: Applications and Interpretation

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