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Blizzard [7]
3 years ago
9

Suppose the radius of a circle is 3 units. What is its cercumference?

Mathematics
2 answers:
salantis [7]3 years ago
6 0
It should be 6, radius is half of the circumference (6/3=2).
Solnce55 [7]3 years ago
5 0

Answer:

18.8495559215

Step-by-step explanation:

The formula for a circumference of a circle is C=2πr. If the radius is 3, you have to multiply 3 by 2 (because of the 2 in front of π). Then you have 6π. That equals 18.8495559215

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Class records at rockwood college indicate that a student selected at random has probability 0.75 of passing french 101. for the
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To get the probability of two individual events both occurring, you have to multiply the probabilities of their individual events occurring. Therefore in this problem, the probability that a student selected at random will pass both French 101 and French 102 is 0.683 (.75 x .91). The answer is already rounded to three decimal places.

4 0
4 years ago
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Given that f(x) = x^2 + 4x, evaluate f(-2)
atroni [7]
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To find f(-2), we need to plug in the value x = -2 into the equation.

f( - 2) = ( - 2) {}^{2}  + 4 \times  - 2 = 4 - 8 =  - 4
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8 0
3 years ago
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EastWind [94]

Answer:

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Step-by-step explanation:

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7 0
4 years ago
A group of students formed a circle during a game. The circumference of the circle was about 43.96 feet, and the diameter of the
Tpy6a [65]

Answer:

c)7/43.96

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2/3* (1/3+3 1/4 help pls now
ale4655 [162]

Answer:

43/18

Step-by-step explanation:

2/3(1/3+ 3 1/4)

  • First solve parenthesis.

2/3(1/3+ 3 1/4)

find the lowest common denominator (12) to add the two fractions.

1/3= 4/12;  

3 1/4= 13/4 = 39/12

4/12+ 39/12= 43/12

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2/3(43/12)

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86/36

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43/18 or 2 7/18

4 0
3 years ago
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