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Anettt [7]
2 years ago
15

What are the sine, cosine, and tangent of (2 pi)/3 radians?

Mathematics
2 answers:
Brrunno [24]2 years ago
6 0

Answer:

sin(2.09)=0.036

cos(2.09)=1

tan(2.09)=0.036

Step-by-step explanation:

The sine, cosine and tangent functions can be determine of 2π/3. We calculate the radians first:

2\cdot{\pi}/3=2.09

Therefore:

sin(2.09)=0.036

cos(2.09)=0.999≈1

tan(2.09)=0.036

melomori [17]2 years ago
5 0

Sine(2pi)/3= Sqrt(3)/2

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Grace is having trouble deciding what to order for dessert. The options are 4 different flavors of ice cream, 3 different flavor
tangare [24]

Answer: The probability that she would choose cake is 0.33 (or 33%)

Step-by-step explanation: The number of all possible outcomes is given as follows;

4 (ice cream) + 3(cake) + 2(pie), that is 4 + 3 + 2 = 9  

This means there is a possibility of 9 different outcomes if she decided to choose her dessert at random.

However, there are 3 flavors of cake available which means the possibility of choosing cake is 3.

Therefore the probability that she will choose a cake is give as,

P(Cake) = Number of required outcomes/Number of all possible outcomes

P(Cake) = 3/9

P(Cake) = 1/3 or 0.33

Therefore the probability that she would choose cake is 0.33 or 33%

5 0
3 years ago
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Llana [10]

Answer:

157.5 square feet

Step-by-step explanation:

If an inch is 3 feet, then

3.5 inches = 10.5 feet (3.5*3)

5 inches = 15 feet (5*3)

The area of a rectangle is length times width so...

10.5*15 = 157.5

3 0
2 years ago
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Which of those is an example of numerical data ? A. Average speed b. Type of pet C. Favorite car d.home state
garri49 [273]
Average speed the others are categorical.
7 0
3 years ago
Two friends share 7 cookies how many cookies do each of them get
Goshia [24]

Answer:

3.5 cookies

Step-by-step explanation:

Hi there!

Well, assuming they get the same amount of cookies, you'd do 7/2..

7/2=3.5

So they'd each get 3.5 cookies.

Have a great day! ^u^

7 0
3 years ago
Please help I will be very grateful for this. pls also explain it will really help.
Leto [7]
<h3>Answer: A) 1/8</h3>

Assuming the events "baby is a boy" and "baby has blue eyes" are independent, we simply multiply the given fractions to get (1/2)*(1/4) = 1/8

3 0
3 years ago
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