Question

1)A polygon has three of its interior angles to be 160° each and other are 120° each.Calculate the number of sides of the polygon.2a) construct an equilateral triangle ABC with sides 8cm b)construct the perpendicular bisects of AB and AC to meet at point m. c)draw an circum circle to pass through points A,B,C. d)measure the radius of the circle

Answer 1

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