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vampirchik [111]
4 years ago
9

The average summer temperature in Anchorage is 69 degrees Fahrenheit If the daily temperature is normally distributed with a sta

ndard deviation of 7 degrees Fahrenheit what percentage of the time would be would the temperature be between 55 degrees Fahrenheit and 76 degrees Fahrenheit?
A. 34%
B.47.5%
C.68%
D.81.5%
E.99.7%
Mathematics
1 answer:
Lemur [1.5K]4 years ago
3 0
B i think is the answer
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A square is put together by two triangles. The hypotenuse is 11 cm and width of 8 cm. find the height of triangle?
Aleks [24]
You can use the pythagorean theorem. Make sure that you put the measurements in the right places though. Since 11 is the measure of the hypotenuse, 11 has to be c. When you plug in the information that you have, it should look like this:
8^2 + b^2 = 11^2

Square 8 and 11. 
64 + b^2 = 121

Subtract 64 from 121
121 - 64 = 57

The new equation is:
b^2 = 57

Now take the square root of both sides to get b by itself. 
b = about 7.5

Answer: The height of the triangle is 7.5

***** Note: I rounded the answer ********************************************
4 0
3 years ago
Please help !! :) 30 points.
Greeley [361]

Answer: [C] the length of a soccer field

4 0
3 years ago
Write an equation in point-slope form of the line that passes
Galina-37 [17]

Answer:

Step-by-step explanation:

(7 + 2)/(5 - 2)= 9/3= 3

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3 years ago
Solve the equation for the stated variable: A=1/2ap. Solve for p
dezoksy [38]
Hello,

<span>A=1/2ap
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8 0
3 years ago
Order of Operations
emmasim [6.3K]

Given:

4 + 9 + 16 \div 4 - 8 -3 \times  5

To find:

The number of possible solutions, if the Order of Operations did not exist.

Solution:

We have,

4 + 9 + 16 \div 4 - 8 -3 \times  5

Now,

Case 1:

[4 + 9 + 16] \div [4 - 8 -(3 \times  5)]=29\div (4 - 8 -15)

4 + 9 + 16 \div  4 - 8 -(3 \times  5)=-\dfrac{29}{19}

Case 2:

[4 + 9 + 16] \div  (4 - 8 -3) \times  5=29\div  (-7\times 5)

4 + 9 + 16 \div  (4 - 8 -3) \times  5=-\dfrac{29}{35}

Case 3:

4 + 9 + (16 \div 4) - 8 -(3 \times  5)=4+9+4-8-15

4 + 9 + (16 \div 4) - 8 -(3 \times  5)=-6

Many more possibilities are there.

Therefore, there are more than 3 possible solutions.

6 0
4 years ago
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