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प्रश्न
Draw a circle of radius 6 cm. In the circle, draw a chord AB = 6 cm.
(i) If O is the center of the circle, join OA and OB.
(ii) Assign a special name to ∆AOB
(iii) Write the measure of angle AOB.
उत्तर
(i)
(ii) Δ AOB is equilateral triangle.
(iii) By measurement ∠AOB = 60°
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