She spent 1 hour and 15 minutes at the fair, if it’s open at that time.
Hi there!
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I believe your answer is:

Keep in mind that this is APPROXIMATE.
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Here’s why:
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Hope this helps you. I apologize if it’s incorrect.
Answer:
Step-by-step explanation:
X=12
301.6=3.14×4×h/3
301.6=12.56×h/3
3770/157=h/3
72 6/157=h. Hope it help!
Is this a right triangle or triangle is solving for?