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Zanzabum
3 years ago
8

10. What's the area of a slice of pizza from a large pizza with radius 9 inches cut into 6 slices?

Mathematics
1 answer:
Kipish [7]3 years ago
5 0

Answer:

A

Step-by-step explanation:

A= r(pi)^2

A= 9 pi ^2

Hope it helps!

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The explicit formula for a sequence is<br> an=−2+3/2(n−1)<br> What is the 21st term of the sequence?
Anni [7]

Step-by-step explanation:

From the given question it appears that (n-1) is in the numerator's place, if it is so, then let us solve it.

a_n =  - 2 +  \frac{3}{2}(n - 1)   \\ \\  \therefore \: a_{21} =  - 2 +  \frac{3}{2}  (21 - 1) \\  \\   \therefore \: a_{21} =  - 2 +  \frac{3}{2 }   \times \: 20\\  \\ \therefore \: a_{21} =  - 2 + 3 \times \: 10  \\  \\ \therefore \: a_{21} =  { -2  + 30}   \\  \\ \therefore \: a_{21} =  28   \\  \\  \huge \red{ \boxed{\therefore \: a_{21} =   28}  } \\  \\

8 0
3 years ago
What are the vertices of AA'B'C'if AABC is dilated by a scale factor of 2?
gulaghasi [49]

Answer:

B.

Step-by-step explanation:

Multiply each point's x and y coordinates by 2.

3 0
2 years ago
Explain how to rewrite the equation -2x - 6y = 18 in slope-intercept form.
MrMuchimi

Answer:

y = -1/3x -3

Step-by-step explanation:

-2x - 6y = 18

We want to solve for y since the slope intercept form is y =mx+b where m is the slope and b is the y intercept

Add 2x to each side

-2x-6y +2x = 2x+18

-6y = 2x+18

Divide each side by -6

-6y/-6 = 2x/-6 + 18/-6

y = -1/3x -3

This is in slope intercept form with the slope -1/3 and the y intercept -3

4 0
3 years ago
Read 2 more answers
How to factorise 3u^2-2u-5<br>​
Lostsunrise [7]
It would be (3u-5)(u+1)
4 0
3 years ago
Find the value of the variable x in the equation x – 21 = 8. A. –13 B. 13 C. 29 D. –29
Flura [38]

Answer:

<h2>C.  29</h2>

Step-by-step explanation:

x - 21 = 8      <em>add 21 to both sides</em>

x - 21 + 21 = 8 + 21

x = 29

8 0
2 years ago
Read 2 more answers
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