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3 years ago

9

Find the measure of the angle of elevation of the sun when a pole 35 feet tall casts a shadow of 47 feet long. Round your answer

to the nearest tenth.

1 answer:

Fantom [35]3 years ago

7 0

Answer:1.3

Step-by-step explanation:

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Mr. Altamirano opens an account with a simple interest on an account with $1000 at 3% annually for 9 months. How much interest d

gladu [14]

Answer:

1022.50

Step-by-step explanation:

1000*.03= 30. (12mos interest)

30/4=7.50 quarterly interest

7.50x3 (9mos)= 22.50 interest

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3 years ago

If i have 4 pounds of beef and it costs $9.56 how much would it cost me if I had 1 pound of beef

Morgarella [4.7K]

to do this just divide 9.56 by 4 to get $2.39

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3 years ago

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Two planes are the same altitude. From the airport , one plane is 50 km away in the direction of N°60 E and another is 80 km awa

djverab [1.8K]

9514 1404 393

Answer:

78.5 km

Step-by-step explanation:

Measured at the airport, the angle between the two planes is ...

180° -60° -50° = 70°

The law of cosines tells us the distance between the planes is ...

d = √(50² +80² -2·50·80·cos(70°)) ≈ √6163.84 ≈ 78.5 . . . km

The planes are about 78.5 km apart.

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3 years ago

Is f(x) = sec x concave up or concave down at x = 17\pi/4<br>

inessss [21]

Answer:

x^xtfr

Step-by-step explanation:

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3 years ago

Help me plzzzzzzz with this question

Sergio039 [100]

Answer:

625/17

Step-by-step explanation:

-5 times -5 is 25 because if you times a negative to a negative you get a positive, so do that to both sides and 25 times 25 is 625....... you may have to simplify, hope this helps :)

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3 years ago