(a) Can a triangle have two obtuse angles? Justify your answer. (b) In – InterviewSolution

1.	(a) Can a triangle have two obtuse angles? Justify your answer. (b) In a △ABC the side BC is extended to D. Given that ∠ABC=30∘ and ∠ACD=160∘. Find ∠BAC. [3 MARKS]
Answer» (a) Can a triangle have two obtuse angles? Justify your answer. (b) In a $△ A B C$ the side BC is extended to D. Given that $∠ A B C = 30^{\circ} a n d ∠ A C D = 160^{\circ}$ . Find $∠ B A C$ . [3 MARKS]

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