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Anton [14]
3 years ago
7

Can some one help me with this math problem and explain their self's as well?

Mathematics
1 answer:
yaroslaw [1]3 years ago
3 0

Answer:

20 side polygon: 180 x (20 -2)

Step-by-step explanation:

A n side polygon can be divided into n-2 triangles

each triangle has 180°

n-2 triangles have 180 x (n-2) degrees

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The probability that Ashley drives faster than the speed limit (event A) is 0.34, and the probability that he gets a speeding ti
Dovator [93]

Events A and B are dependent.

 

Two events<span> are dependent</span><span> if the outcome or occurrence of the first affects the outcome or occurrence of the second so that the </span>probability<span> is changed.</span>

 

The correct answer between all the choices given is the first choice or letter A. I am hoping that this answer has satisfied your query and it will be able to help you in your endeavor, and if you would like, feel free to ask another question.

4 0
3 years ago
Read 2 more answers
what is the surface area of a conical grain storage tank that has a height of 24 meters and a diameter of 16 meters? round the a
Sauron [17]
<span>The basis of this cone is a circle with a diameter d = 16m. This information is sufficient to calculate
1. The surface of the wheel . We use the formula

</span>A =  \pi  r^{2} 
<span>
2. </span><span>the radius of the wheel needed to the formula for calculating the area of ​​a circle and the cone

d = 16m
1/2d = r = 1/2*16m = 8m
..................................................................................................
Area base
</span>P =  \pi  r^{2} =  \pi  (8m)^{2} = 64 \pi  m^{2} 
<span>..................................................................................................
</span><span>The surface area
</span>
A =  \pi rl 
<span>l - creates a cone = ?

</span><span>Height , forming a cone and the radius of a circle formed triangle . Two known sides is possible to calculate the third side ( the cone ) of the Pythagorean Theorem
</span>
a = r = 8cm
b = h = 24m
c = l = ?

a² + b² = c²
r² + h²  = l²
l = √ (r² + h²) = √ [ ( 8m)² + ( 24m)² ] = √ (64m² + 576m²) = √ (640 m²)= √ (8*8*10m²) = 8√10m

<span>The lateral surface of the cone
A = </span>πrl = π*8m *8√10m = 64√10πm²

The total area of ​​the cone = <span>The base area of ​​the side surface of +

A = 64</span>√10πm² + 64πm² = 64πm² *(√10 + 1)


3 0
3 years ago
A restaurant bought 36.5 pounds of beef from a store. The next​ month, the restaurant bought 71.3 pounds of beef and 21.5 pounds
Elena L [17]

Answer:

129.3

Step-by-step explanation:

Well, this is a addition problem, the only thing you need to do is add

36.5 + 71.3 + 21.5

Hope it helps :D

3 0
2 years ago
Find the area of the pollelegram. bass 6 mm height 4 mm.​
Alchen [17]

Answer:

6 x 4 =24

the answer is 24

Step-by-step explanation:

4 0
3 years ago
What type of line is the graph of x = −2?
DaniilM [7]
The type of the line is horizontal.
5 0
3 years ago
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