Quick questions on Distances and angles in 3D: line-plane angles, point-to-plane distance and skew lines - OCR A-Level Further Maths A

2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?

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Find the acute angle between lines with directions

\mathbf{i} + \mathbf{j}

and

\mathbf{i} - \mathbf{j}

. [2 marks]

What is q2?

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Find the distance from the origin to the plane

2x + 2y + z = 9

. [2 marks]

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