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kirill115 [55]
2 years ago
8

Simplify the expression. 4r + (4; +3j) + 4r

Mathematics
1 answer:
Lyrx [107]2 years ago
8 0

Answer:

square roof of 36

Step-by-step explanation:

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A shoreline observation post is located on a cliff such that the observer is 280 feet above sea level. The observer spots a ship
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Answer:

Step-by-step explanation:

a) D/280 = tan(90 - 6)

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b) D/280 = tan(90 - 16)

   D = 280tan74 = 976 ft

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