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Evgen [1.6K]
2 years ago
8

100 POINTS AND BRAINLIST

Mathematics
2 answers:
Lesechka [4]2 years ago
8 0

Answer:

\sf tan(X) = 2.14

\sf sin(X)= 0.91

\sf cos(X)= 0.42

Solve for tan(X):

\sf tan(x) = \dfrac{opposite}{adjacent}

\sf tan(X) = \dfrac{30.8}{14.4}

\sf tan(X) = 2.14

Solve for sin(X):

\sf sin(x)= \dfrac{opposite}{hypotensue}

\sf sin(X)= \dfrac{30.8}{34}

\sf sin(X)= 0.91

Solve for cos(X):

\sf cos(x)= \dfrac{adjacent}{hypotensue}

\sf cos(X)= \dfrac{14.4}{34}

\sf cos(X)= 0.42

Alla [95]2 years ago
3 0
  • X=B

All ratios remains same

\\ \rm\hookrightarrow sinX=\dfrac{P}{H}=\dfrac{30.8}{34}=0.9

\\ \rm\hookrightarrow cosX=\dfrac{B}{H}=\dfrac{14.4}{34.4}=0.42

\\ \rm\hookrightarrow tanX=\dfrac{sinX}{cosX}=\dfrac{0.9}{0.42}=2.14

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What is the equation for this graph’s lone of best fit. <br> this is due today pls help
Natasha2012 [34]

Answer:

I don't know if your question is multiple choice or not but here's a close estimate to what it should be.

y = \frac{3}{4} x  

Step-by-step explanation:

Obviously at a drop of 0 height there would be 0 rebound height so your y-intercept has to be 0.

As for the slope of the line I used the point at 2.5 and 3.

Here are the coordinates (2.5, 1.25) and (3, 1.625)

Find the average rate of change as you see below

1.625 - 1.25 = .375

3 - 2.5 = .5

.375 / .5 = .75 or 3x/4

The points aren't exactly on the line and the graph isn't 100% linear so obviously the equation is not 100% precise. The slope should very close to 0.75 or 3/4.

3 0
3 years ago
I'm am very confused with this question.
stich3 [128]

Answer:

  • 103°

Step-by-step explanation:

  • <em>This is a cyclic quadrilateral (all vertices on the same circle)</em>

<u>Opposite angles are supplementary:</u>

  • ∠A +  ∠C = 180°
  • ∠B +  ∠D = 180°

<u>Find x:</u>

  • x + 5 + x - 7 = 180°
  • 2x - 2 = 180°
  • 2x = 182°
  • x = 91°

<u>Find D:</u>

  • ∠D = x - 14°
  • ∠D = 91° - 14° = 77°

<u>Find B:</u>

  • ∠B = 180° - 77° = 103°
6 0
3 years ago
Will someone please help me on this it’s worth 18 points please help
IceJOKER [234]

answer; do 1.8 minus 1.3. when you get your answer which is five. then add it to the seven that should equal twelve. the tree is twelve meters taller than the girl

8 0
4 years ago
A cab company charges $0.70 per cab ride, plus an additional $1 per mile driven. If a cab ride is 40.55 miles long, how much wil
r-ruslan [8.4K]

Answer:

41.25

Step-by-step explanation:

0.70 + 1 (40.55) = 41.25

4 0
3 years ago
If an arena hosts a concert for the same artist two years in a row and earns $1,500,000 in revenue during year one and $975,000
user100 [1]

The percentage decrease is 35%.

Step-by-step explanation:

Given,

Revenue generated in first year = Old value = $1,500,000

Revenue generated in second year = New value = $975,000

Change = New value - Old value

Change = 975000 - 1500000= -$525000

The negative sign indicates the decrease.

Percent decrease = \frac{Change}{Old\ value}*100

Percent decrease = \frac{525000}{1500000}*100\\

Percent\ decrease=\frac{52500000}{1500000}\\\\Percent\ decrease = 35\%

The percentage decrease is 35%.

Keywords: percentage, subtraction

Learn more about percentages at:

  • brainly.com/question/2977815
  • brainly.com/question/3071107

#LearnwithBrainly

4 0
3 years ago
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