Construct ∆ABC in which BC=4.2cm, Angle B=30° and AB-AC=1.6cm
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Steps of construction:
- Draw line BC of 4.6 cm.
- taking B as centre draw an arc of circle at point D.
- Construct angle 30 on arc D.
- Draw the line of angle 30 to the point X.
- mark point G on line BX of 1.6.
- taking C and D as centre draw tqo arcs of circle at point H and I.
- join AC.
AB=3.7 cm, AC = 2.1 cm
hence, AB-AC=1.6 cm.
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