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Basic Constructions

Draw an angle...

Question

Draw an angle and label it as $∠$ BAC. Construct another angle, equal to $∠$ BAC.

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Solution

Steps of construction :

(i) Draw an angle BAC.

(ii) Draw a line DF.

(iii) With centre A and D, draw arcs of equal radius which intersect AC at L and AB at M and DF at P.

(iv) Cut off PQ = LM and join DQ produce it to E, then $∠ E D F = ∠ B A C .$

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