Cross multiplication!

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7 × 24 = 8x
168 = 8x
Divide both sides by 8 to isolate x

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8 and 8 cancels out
21 = x
When you are trying to find the side lengths you can use the law of sines. The law of sines goes like this: (Sin A (angle a))/A (side length) =(Sin B (angle b))/B (side length)
I hope this helps m8!
Answer:
1st one
Step-by-step explanation:
Answer:
1408
Step-by-step explanation:
Answer:
I looked it up and it said -80
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