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Leno4ka [110]
3 years ago
10

Angle A and angle B are complementary angles of right triangle ABC, cos A = 0.83, and cos B = 0.55. What is sin A + sin B?

Mathematics
1 answer:
mezya [45]3 years ago
6 0
Ya she's right it's C bc I had the same thing on my quiz and I got it right
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Can someone help me with this problem?
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A random sample of 184 students at South High School were surveyed on whether they would prefer going to a movie or a concert. T
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The correct statements are as follows;

42% of the students prefer a concert over a movie.

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Given that

A random sample of 184 students at South High School was surveyed on whether they would prefer going to a movie or a concert.

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Movie       .18    .16     .24    .58

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According to the question

The marginal relative frequency for 10th graders is 0.18.  

This is an incomplete statement.

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42% of the students prefer a concert over a movie.  

42% preferred a convert to the 58% who preferred a movie.  

This statement is True.

A greater ratio of 11th graders prefers a concert to a movie.

18/100 concert to 16/100 for the movie for 11th graders.

\rm = (0.58 -0.42) \times  100 \\\\ =0.16 \times 100\\\\= 16 \ percent

 More 12th graders were surveyed than any other grade level.

There were more 11th graders surveyed (34%) to (33%) for 12 graders False

The difference in the percent of students who prefer a movie over a concert is 16%.  

To know more about Probability click the link given below.

brainly.com/question/25996348

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30:45
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I believe that’s it,
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Answer:

IM SORRY  BUT WHAT KIND OF MATH IS THIS

Step-by-step explanation:

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