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Aliun [14]
3 years ago
11

Find the value of x. Round to the nearest tenth.

Mathematics
1 answer:
lawyer [7]3 years ago
7 0

Answer/Step-by-step explanation:

Apply trigonometric bratio formula where applicable, to find the value of x in each case. Recall the acronym, SOHCAHTOA. This will help toe ash determine which ratio formula to use depending on the information given.

4. \theta = 33

Opp = x

Hyp = 14

Therefore, apply SOH. Which is,

sin(33) = \frac{x}{14}

Multiply both sides by 14

sin(33)*14 = x

7.6 = x (nearest tenth)

5. \theta = 29

Adj = x

Hyp = 14

Therefore, apply CAH. Which is,

cos(37) = \frac{x}{14}

Multiply both sides by 14

cos(37)*14 = x

11.2 = x (nearest tenth)

6. \theta = 29

Opp = x

Adj = 5.4

Therefore, apply TOA. Which is,

tan(29) = \frac{x}{5.4}

Multiply both sides by 5.4

tan(29)*5.4 = x

3.0 = x (nearest tenth)

7. \theta = 55

Opp = x

Adj = 33

Therefore, apply TOA. Which is,

tan(55) = \frac{x}{33}

Multiply both sides by 33

tan(55)*33 = x

47.1 = x (nearest tenth)

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11. What's the approximate area of a segment of a circle with a height 6 m and the length of the chord is 20 m? round to the nea
JulijaS [17]

Answer:

85.4

Step-by-step explanation:

first you have to find the radius before you find the area. so given the height, the radius is 11.3 meters. then, you need to find the area behind the arc, which is 85.4 meters/

7 0
3 years ago
What is the square root
shusha [124]

Answer:

Step-by-step explanation:

Trying to factor as a Difference of Squares :

1.1      Factoring:  r2-96

Theory : A difference of two perfect squares,  A2 - B2  can be factored into  (A+B) • (A-B)

Proof :  (A+B) • (A-B) =

        A2 - AB + BA - B2 =

        A2 - AB + AB - B2 =

        A2 - B2

Note :  AB = BA is the commutative property of multiplication.

Note :  - AB + AB equals zero and is therefore eliminated from the expression.

Check : 96 is not a square !!

Ruling : Binomial can not be factored as the difference of two perfect squares.

Equation at the end of step  1  :

 r2 - 96  = 0

Step  2  :

Solving a Single Variable Equation :

2.1      Solve  :    r2-96 = 0

Add  96  to both sides of the equation :

                     r2 = 96

When two things are equal, their square roots are equal. Taking the square root of the two sides of the equation we get:  

                     r  =  ± √ 96  

Can  √ 96 be simplified ?

Yes!   The prime factorization of  96   is

  2•2•2•2•2•3

To be able to remove something from under the radical, there have to be  2  instances of it (because we are taking a square i.e. second root).

√ 96   =  √ 2•2•2•2•2•3   =2•2•√ 6   =

               ±  4 • √ 6

The equation has two real solutions  

These solutions are  r = 4 • ± √6 = ± 9.7980  

Two solutions were found :

                  r = 4 • ± √6 = ± 9.7980

Processing ends successfully

4 0
3 years ago
What does it mean to have diagonals bisect each other?
Degger [83]

Answer:

I think your answer would be A

Step-by-step explanation:

8 0
3 years ago
Mathematics in the london eye answers
san4es73 [151]
CENTRAL ANGLE: 
<span>There are 32 passenger cars, so you want an angle equal to 1/32 of the full circle. 
</span>
<span>The full circle in degrees is 360°, but you want radians. </span>
<span>The full circle in radians is 2π. </span>
<span>2π / 32 </span>
<span>= π/16 radians 
</span>
<span>ARC LENGTH </span>
<span>The arc length would be 1/32 of the full circumference. I know you already asked and got answers for the full circumference. Divide that by 32. 
</span>
<span>AREA OF SECTOR: </span>
<span>Ditto on this. You have the full area from a prior question. Now just divide it by 32</span>
6 0
4 years ago
15PTS PLEASE HELP ASAP!<br> (dont write random answers pls)
Goryan [66]

Answer:

kkkkkkkk

Step-by-step explanation:

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