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emmasim [6.3K]
3 years ago
10

Select the equivalent expression.

Mathematics
1 answer:
Bad White [126]3 years ago
3 0
The answer would be A :)
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True or false: the standard deviation of a set of data values is never a negative number
Anestetic [448]
True I think !! Not to sure
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3 years ago
Find the area of the shaded sector. Leave your answer in terms of π.
kozerog [31]

Answer:

18π ft^2

Step-by-step explanation:

The area of the circle is

pi *r^2

pi * 12^2

144pi

The part that is shaded is 45 degrees

An entire circle is 360 degrees

The fraction that is shaded is 45/360 = 1/8

Multiply the area by the fraction that is shaded

1/8 * 144 pi

18 pi

5 0
3 years ago
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79
Zinaida [17]

Answer: 43.988

Step-by-step explanation: The formula for the circumference of a circle is the diameter multiplied by pi. Since the diameter is 14 and it is telling us to use 3.142 as pi, we can multiply the two and get the answer.

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3 years ago
Find the circumference of a circle that has a diameter of 4 m. Use 3.14 for pi. m
Arturiano [62]

Answer:

<h2>12.56 m</h2>

Step-by-step explanation:

The formula of a circumference of a circle:

C=d\pi

<em>d</em> - <em>diameter</em>

<em />

We have <em>d = 4m</em>.

Substitute:

C=4\pi\ m

Use 3.14 for π:

C\approx4(3.14)=12.56\ m

3 0
3 years ago
Why must x&gt;0 for d/dx ln(x)?????
ArbitrLikvidat [17]

Answer:

because x<0 and d × dx is not

so that means x means 20

Step-by-step explanation:

7 0
4 years ago
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