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atroni [7]
3 years ago
10

What is the circumference of a circle with a radius of 3 inches? Use 3.14

Mathematics
2 answers:
lapo4ka [179]3 years ago
3 0

Answer:

18.84

Step-by-step explanation:

because the radius is 3, the diameter is 6. And the circumference is C=pi(d).

In this case, C=3.14(6), and 3.14*6=18.84

crimeas [40]3 years ago
3 0

Answer:

C= 18.85 if you want circumference, A= 28.27 if you want area.

Step-by-step explanation:

For circumference, you would want to multiply the radius with pi (pi x 3.14). The formula for it that you could keep in mind is, "C = 2 pi r" For area, the formula of the circle is, "A = pi r^2" or "Area equals pi r squared"

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Fatima evaluated the expression when m = -2 and n = 4. Her work is shown below.
Kruka [31]

Answer:

The answer to your question is: third option is correct.

Step-by-step explanation:

The third option is correct

                                           4(-2)⁻²(4)⁻³

                                           \frac{4}{(2)^{2}(4)^{3}}}

                                           

4 0
3 years ago
Read 2 more answers
What is 7 times as much as the sum of 1/3 + 4/5
riadik2000 [5.3K]
Lets write the problem info into an equation and solve step by step:
7(1/3 + 4/5)
the minimum common multiple of 3 and 5 is 15, so we multiply and divide the fractions by a proper number to convert them to be divided by 15 so is easier to add them:
<span>(1/3)(5/5) = (1*5)/(3*5) = 5/15
(4/5)(3/3) = (4*3)/(5*3) = 12/15
</span>so we substitute in the original equation:
7(1/3 + 4/5<span>)
</span>= 7(5/15 + 12/15<span>)
= 7(17/15)
= (7*17)/15
= 119/15</span>
8 0
3 years ago
Which is the equation for the line perpendicular to y = –5/3 x + 11 1/3 and containing P(–2, 3)?
kati45 [8]
Okay, to answer this question, 
<span>Perpendicular lines have slopes that are inverse of one another and with opposite signs so, 
If a line has a slope of m= -2 than a perpendicular line will have slope m=1/2
If a line has a slope of m= -3/4 than a perpendicular line will have slope m=4/3 If a line has a slope of m= 6 than a perpendicular line will have slope m=-1/6

So, just find the slope of your line, using it, get the slope of the line that will be perpendicular and then just get the equation for a line that has that slope and passes through point (-2,3) using: y - y1 = m(x - x1)
I hope I helped you with my answer</span>
7 0
4 years ago
Find the mean and median of the data set.
marusya05 [52]
The mean is 136.5 pounds
7 0
3 years ago
I need help w number 5 pls !!
OleMash [197]

Answer:

<h2>122.5</h2>

Step-by-step explanation:

the parameter of B figure is

12+9+9+5

35

as we know the scale factor is 7/2

so the parameter of A figure is

35×7/2

122.5

5 0
3 years ago
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