IB skill practice

Find distances from points to lines

Use vectors and projections to calculate point-to-line distances.

Paper 1, Paper 2 5 marks Difficulty 5

Find distances from points to lines - visual final review

For a point and line, \(|(\mathbf{p}-\mathbf{a})\times\mathbf{v}|=136\) and \(|\mathbf{v}|=34\). Enter the perpendicular distance.

Worked practice: result and interpretation

Calculate the requested result first, then choose the interpretation that follows from it.