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12/07/2021 11:47 am
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Show that the angles of an equilateral triangle are 60° each.
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12/07/2021 11:48 am
Let ABC be an equilateral triangle as shown below:
Here, BC = AC = AB (Since the length of all sides is same)
⇒ A = B =C (Sides opposite to the equal angles are equal.)
we know that
A + B + C = 180°
⇒ 3A = 180°
⇒ A = 60°
∴ A = B = C = 60°
The angles of an equilateral triangle are always 60° each.