Printable worksheet · 4 of 4

Construct a right angle to a line - Paper 4

Read the information, then answer the questions. An adult may read the instructions aloud. Show your working where asked.

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Draw constructions on a separate sheet; record measurements and explanations here. (A) Construct a perpendicular at P ON a straight line by marking A,B equally far either side of P, then using equal arcs from A,B. (B) A labelled sketch has P OFF line l, perpendicular foot H, PH=12 cm and HR=9 cm along l. For (B), describe the off-line compass method; the sketch need not be life size. Keep compass points safely controlled.

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