Question

If a=48 b=35 angle c=60° find c

Answer 1

c = 60 .

coz its alrdy given in the question

Answer 2

Answer:

43

Step-by-step explanation:

as the formula of cosine law

cosC = (a² + b² - c²)/2ab

cos60° = (2304 + 1225 - c²)/3360

3360/2 = 3529 - c²

c² = 3529 - 1680

c = √(1849)

c = 43

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