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Answer:
240
Step-by-step explanation:
by minusing the both values it'll be 240
Step-by-step explanation:
yes I am how about you, I always get stuck on my assignments
We know that the law of sines states that:

For simplicity, let:

In triangle A1BC this leads to:

Therefore:

Now, triangle A2BC is isosceles which means that both the base angles are equal, since angle CA1B and A2A1B are supplementary we have:
I hope this helps you
2a-30= 5d
d=2a-30/5
d=2a/5-6