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teachoo.com
Ex 7.2, 8 - Show that angles of equilateral triangle are 60
Ex7.2, 8 Show that the angles of an equilateral triangle are 60 each. Given: ABC be an equilateral triangle. AB = BC = AC To prove: A = B = C = 60 Proof: AB = AC C = B Also, AC = BC B = A From (1) & (2) A = B = C In ABC, A + B + C = 180
Dec 13, 2024
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