An airplane flies 390 miles in 3/4 hour. what is its average speed in miles per hour
1 answer:
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<h3><u>Answer:</u></h3>
- The answer is y = 67°.
- 56 + y + (180 - 123) = 180
- => 56 + y + 57 = 180
- => y = 180 - 113
- => y = 67°
Therefore, the answer is y = 67°.
Hoped this helped.