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Pachacha
10 days ago
12

The circumference of a circle can be found using the formula C = 2r. Which is an equivalent equation solved for r? r = C r = C(2

) r = r equals StartFraction C Over 2 pi EndFraction. r = r equals StartFraction 2 pi Over C EndFraction. HURRY IM BEING TIMED
Mathematics
2 answers:
tester [3.9K]10 days ago
5 0

Answer: C. r = C/2π

Step-by-step explanation:

Inessa [3.9K]10 days ago
5 0

Answer:

r equals StartFraction C Over 2 pi EndFraction

Step-by-step explanation:

we know that

The circumference of a circle is given by

C=2\pi r

where

r represents the circle's radius.

To solve for r,

we need to -----> isolate the variable r.

Dividing both sides by 2π:

\frac{C}{2\pi}=\frac{2\pi r}{2\pi}

Simplifying the right side yields:

\frac{C}{2\pi}=r

Rewriting it gives:

r=\frac{C}{2\pi}

thus,

r equals StartFraction C Over 2 pi EndFraction

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Suppose that a student is randomly selected from a large high school. The probability that the student is a senior is 0.22. The
lawyer [4008]

Answer: La probabilidad que necesitamos es 0.16.

Step-by-step explanation:

Se nos proporciona que

La probabilidad de que el estudiante sea un senior = 0.22

La probabilidad de que el estudiante tenga una licencia de conducir = 0.30

La probabilidad de que el estudiante sea un senior o tenga una licencia de conducir = 0.36

Buscamos la probabilidad de que el estudiante sea un senior y tenga licencia de conducir.

Según la pregunta,

P(S\cap D)=P(S)+P(D)-P(S\cup D)\\\\P(S\cap D)=0.22+0.30-0.36\\\\P(S\cap D)=0.16

Por lo tanto, la probabilidad que necesitamos es 0.16.

3 0
5 days ago
What is the answer? The glee club has 120 cupcakes to sell. they have decided to arrange the cupcakes in the shape of a rectangl
PIT_PIT [3919]
<span>Determine the configuration of columns and rows for the rectangular arrangement of 120 cupcakes.
=> There must be an even number of rows and an odd number of columns.
=> 120 = 2 x 2 x 2 x 15
=> 120 = 8 x 15
=> 120 = 120
Consequently, the glee club should organize the cupcakes in 8 rows and 15 columns.
This totals up to 120 cupcakes altogether.

</span>



8 0
9 days ago
If g(x)=4x^2-16 were shifted 5 units to the right and 2 down, what would the new equation be?
lawyer [4008]
Try this method:
When a graph shifts right, replace 'x' with 'x' minus the number.
When it shifts down, subtract the number from 'y'.
So the final equation becomes: y = 4(x - 5)² - 18.
The answer is A.
4 0
13 days ago
Read 2 more answers
A department store sells logo shirts at an original price of $20. Every month that a shirt doesn’t sell, the store reduces the s
Inessa [3907]

Answer: Macy's pre-tax shirt price is $5.63

Step-by-step explanation:

Details:

Original cost = 20

sale price drops by 25% every month it remains unsold.


First markdown month:

20 * (100%-25%) = 20 * 75% = 15


Second markdown month:

15 * 75% = 11.25


Macy, being an employee, enjoys a 50% discount on the current price.

11.25 * 50% = 5.625

11.25 - 5.625 = 5.625 or rounded to 5.63

Hope this helps!:)

3 0
2 days ago
Read 2 more answers
Choose the correct item from each drop-down menu to factor the trinomial 6y2 + 19y + 15 by grouping.
AnnZ [3877]

Answer: (3y - 5) • (2y - 3)

Step-by-step explanation: 6y2 - 10y - 9y - 15

2.1 Factoring 6y2-19y+15

The leading term is 6y2, with a coefficient of 6.

The middle term is -19y, having a coefficient of -19.

The last term is the constant, which is +15.

5 0
4 days ago
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