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lorasvet [3.4K]
3 years ago
8

Need help with soh cah toa will award most brainliest

Mathematics
2 answers:
Contact [7]3 years ago
8 0

Answer

so what you do is

Step-by-step explanation:

do Cos71= 15/x

becomes x times cos71 = 15

becomes x =  15/cos71

then if u put in calculater and type 15 divided by the cos of 71 and make sure oyur calculater is on degrees an you will get answer

frez [133]3 years ago
7 0

Answer:

46.07

Step-by-step explanation:

CAH (cosine=adjacent/hypotenuse)

cos (71)=15 (adjacent)/x (hypotenuse)

x=15/cos(71)

x=46.07

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Multiply (x – 2)(3x + 4) using the distributive property. Select the answer choice showing the correct distribution.
levacccp [35]

Answer: Choice C)

(x-2)(3x) + (x-2)(4)

======================================

How to get this answer? One easy way that might work is to let y = x-2, which will allow us to do a replacement.

We will go from (x-2)(3x+4) to y(3x+4). Now use the distributive property to multiply the y term by each term inside

y(3x+4) = y*3x + y*4 = (y)*(3x) + (y)*(4)

The last step is to re-introduce y = x-2 back in. So replace y with x-2 like so

(y)*(3x) + (y)*(4) = (x-2)*(3x) + (x-2)(4)

5 0
3 years ago
Jaquin would like to install a rug in her square living room. Her living room has an area of 121 square feet. What should the si
Amanda [17]

Answer:

11 feet

Step-by-step explanation:

All the sides of a square are equal

the area of a square = length²

121 ft² = length²

to determine the length find the square root of the area, 121

√121 = 11 feet

7 0
3 years ago
Is 2 thousandths + 4 hundredths is greater or less than 0.127
spayn [35]
2 thousandths + 4 hundreths would be 0.042. so that would be lesser because if you round to the nearest tenth, the 0.042 would become 0.0 and the 0.127 would become 0.1 and 0.1 is greater than 0.0
7 0
3 years ago
Which is the graph of f(x) = x- - 2x + 3?
matrenka [14]

Answer:

irst, solve for two points which solve the equation and plot these points:

First Point: For  

x

=

0

f

(

0

)

=

(

−

2

⋅

0

)

−

3

f

(

0

)

=

0

−

3

f

(

0

)

=

−

3

or  

(

0

,

−

3

)

Second Point: For  

x

=

−

2

f

(

−

2

)

=

(

−

2

⋅

−

2

)

−

3

f

(

−

2

)

=

4

−

3

f

(

−

2

)

=

1

or  

(

−

2

,

1

)

We can next plot the two points on the coordinate plane:

graph{(x^2+(y+3)^2-0.035)((x+2)^2+(y-1)^2-0.035)=0 [-10, 10, -5, 5]}

Now, we can draw a straight line through the two points to graph the line:

graph{(y + 2x + 3)(x^2+(y+3)^2-0.035)((x+2)^2+(y-1)^2-0.035)=0 [-10, 10, -5, 5]}

Step-by-step explanation:

4 0
3 years ago
2/11 , 8/15, 7/13, 5/12<br> Another equal to fraction
svetlana [45]

Answer:

It's 2/11 because all the others round to 1/2.

Step-by-step explanation:

3 0
4 years ago
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