It's the letter D hope it helps
Two trips a day for 5 days = 10 trips
(3/10)(10)= 3 miles
<u>Given</u><u> </u><u>Information</u><u> </u><u>:</u><u>-</u>
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- A polygon with 10 sides ( Decagon )
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<u>To</u><u> </u><u>Find</u><u> </u><u>:</u><u>-</u>
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- The value of one of the exterior angles
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<u>Formula</u><u> </u><u>Used</u><u> </u><u>:</u><u>-</u>
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<u>Solution</u><u> </u><u>:</u><u>-</u>
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Putting the given values, we get,
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Thus, the value of the exterior angles of a Decagon is 36°.
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Maybe if you put a picture I could help you out