Construct an isosceles triangle abc whose equal sides ab=6cm bc=6cm and the angle between them is 120°. Find the measure of ac. write steps to construct also.
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Step-by-step explanation:
Steps of Construction
1. Construct a line segment AB=6AB=6 cm.
2. At point A construct a ray which makes an angle 45∘45∘.
3. Now cut off AC=6cmAC=6cm
4. Join BC.
Therefore, ΔΔ ABC is the required triangle.
By measuring ∠B∠B and ∠C∠C is equal to 1∘1∘ and 67.5∘.
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