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प्रश्न
Construct a triangle ABC, in which AB = BC = 4 cm and ∠ABC = 60°. Draw all its lines of symmetry.
उत्तर
Steps of Construction:
(i) Draw a line AB = 4 cm.
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(ii) At B draw an angle of 60° with the help of a compass.
(iii) With B as center and radius upon cut BC = 4 cm.
(iv) Join AC.
∆ABC is the required triangle and the line of symmetry is shown in the center.
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