Question

5) In triangle ABC,m angle A=2π°\3 and m angle B =45° find m angle c in both system.
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Answer 1

Answer: m∠A=  2π ^c/3 = 120*

             m∠B=45*

            Therefore, m∠C=180*-- 120*-- 45* = 15* =  π^c/12

( * is a degree okay hope u get it)