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1. Given the lengths of the sides of a triangle, find its largest angle. Write your answer on the space provided opposite each number. Round your answers to the nearest hundredths.
1. a = 103, b = 176 and c = 151
2. a= 19, b= 23 and c = 27
3. a= 18, b = 15 and c = 30
4. a= 15, b = 10 and c =15
5. a= 9, b=5 and c =18​