Answer for the first question:
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Answer for the second question:
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Answer:
-4,-2,-1
Step-by-step explanation:
The next term is going to be the previous number divided by two
Use the sine law: sinB/b = sinA/a
SinB = b*sinA/a
sinB = 3*sin120° /8
∠ B = 18.94° ≈ 19°