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Mandarinka [93]
3 years ago
11

Can y’all answer these? I’ll give you best answer

Mathematics
1 answer:
Verizon [17]3 years ago
6 0

Answer:

1a. 0.5291

1b. 2.0370

1c. 4.2661

2a. 25.7693

2b. 1.8665

2c. 24.0420

2d. 5

Step-by-step explanation:

sin(34) = 0.5290826861 ≈ 0.5291

12 tan(63) =  2.036997025 ≈ 2.0370

5 cos(56) = 4.2661005386 ≈ 4.2661

2a. You have to use tan because tan is opposite over adjacent.

You have tan(x)=\frac{14}{29}

You have to use inverse tangent.

tan^{-1}(\frac{14}{29})=25.76932762 = 25.7693

2b. You have to use cos because cos is adjacent over hypotenuse.

You have cos(39)=\frac{x}{7}

0.2666429324 = \frac{x}{7}

x = 1.8665005268 ≈ 1.8665

2c. You have to use sin because sin is opposite over hypotenuse.

sin(x) = \frac{11}{27}

sin^{-1}(\frac{11}{27})=24.04207591=24.0420

2d. Use the pythagorean theorem.

5

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<img src="https://tex.z-dn.net/?f=%2826%20%5Cdiv%20100%29%20%20%5C%3A%20%20%5C%3A%20%20%5C%3A%20%20%5C%3A%20%20%5Ctimes%2010" id
taurus [48]

Answer:

\boxed{\bf \:  \cfrac{13}{5}}

<u>Or in Decimal:</u>

\boxed{\bf \: 2.6}

Step-by-step explanation:

<u>Given expression :-</u>

\sf \: ( 26 \div 100) \times 10

<u>Solution :-</u>

\sf  = (26 \div 100 )\times 10

This arithmetic expression may be rewritten as ;

\sf  =  \cfrac{26}{100}  \times 10

Step 1 : <u>Cancel the zero of 10 and one zero of 100</u> :-

\sf  =  \cfrac{26}{10 \cancel0}  \times 1 \cancel0

<em>Results to;</em>

\sf  =  \:  \cfrac{26}{10}  \times 1

\sf  =  \:  \cfrac{26}{10}

Step 2: <u>Cancel 26 and 10</u><u> </u><u>by 2</u> :-

\sf  =  \cfrac{ \cancel{26}}{ \cancel{10}}

<em>Results to;</em>

\sf = \cfrac{ \cancel{26} {}^{13} }{ \cancel{10} {}^{5} }

\sf  =  \cfrac{13}{5}

<em>It can also be in Decimal.</em>

That is;

\sf = 2.6

Hence, the answer of the expression would be 13/5 or 2.6 .

\rule{225pt}{2pt}

I hope this helps!

Let me know if you have any questions.

I am joyous to help!

3 0
3 years ago
Read 2 more answers
Shane buys fishing line in rolls of 700 yards of line per roll. How many feet of fishing line are in one roll?
Vesna [10]
The answer is 2,100. since there are 3 feet in 1 yard, you would multiple 700 by 3.
3 0
3 years ago
For every 2 cups of sugar in the cookie recipe, there are 5 cups of flour.
pashok25 [27]

Answer:

2:5

Step-by-step explanation:

8 0
3 years ago
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Where the picture or numbers at?

7 0
3 years ago
Kenyl covers the front of a circular bulletin board with fabric that costs 1.48 per square foot. The bulletin board has a radius
Gnoma [55]

Answer:

29

Step-by-step explanation:

In this question we are trying to calculate the cost of exact amount of fabric used given the cost per area of the fabric.

To answer this question mathematically, we need to know the area of the bulletin board. To do this , we employ a mathematical approach. We know that the bulletin board is circular in shape from the question and thus we calculate the area of this shape.

Mathematically, the area of the circular bulletin board is pi * r^2 where r refers to the radius. From the question, we can identify that this radius is 2.5 feet. let’s insert this into the equation we have.

mathematically A = 2.5^2 * pi = 19.63 sq. feet

The cost of the fabric per square feet is 1.48.

now the cost for this area that we have will be 1.48 * 19.63 = 29.0524

This is nearest to 29

7 0
3 years ago
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