Question

△ABC is an isosceles triangle. AB = AC, ∠BAC = 34° . Find the size of ∠ABC

Collected in the board: Triangle

Steven Zheng posted 1 year ago


Answer

∵ △ABC is an isosceles triangle

∠B = ∠C

∴ ∠ABC = \dfrac{180° - 34°}{2} = \dfrac{146}{2} = 74°

Steven Zheng posted 1 year ago

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