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Agata [3.3K]
3 years ago
13

The radius of the circle is 3in

Mathematics
1 answer:
nexus9112 [7]3 years ago
8 0

Answer:

28.26 square inches

Step-by-step explanation:

The formula for a circle is A = pi * radius squared. So we do A = pi * 3 square which is A = pi * 9. So then we do A = 3.14 * 9 which gives us a final answer of 28.26. I hope this helps!

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WHOEVER ANSWERS FIRST GETS BRAINLIEST!!!!
Ratling [72]

Answer:

A, C and E are true.

Step-by-step explanation:

The domain is a set of natural numbers.

The recursive formula is correct:

When x = 1, f(x) = 4 and f(x + 1) = f(2) = 3/2 f(x) = 3/2 * 4 = 6.

It is also true for the other points on the graph.

D is  incorrect.

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6 0
3 years ago
Quadrilateral ABCD is a rectangle. BD = 6x - 14 and AC = 8x - 20. What is BD?
BigorU [14]

Answer:

4

Step-by-step explanation:

The diagonals are equal length:

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8 0
3 years ago
Which of the following does not have a collapsed or indented side(s)? Select all that apply.
fredd [130]

Answer:

The answer is Convex polygon

Step-by-step explanation:

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4 0
3 years ago
Read 2 more answers
It takes 23 minutes for 6people to paint 6 walls.
Step2247 [10]

It would take 9 people 34.5 minutes to paint 9 walls.

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5 0
4 years ago
A survey of 800 students yielded the following information: 519 were seniors, 430 were commuters, and 300 of the seniors were co
Ray Of Light [21]

Answer:

The number is  (S \ u \  C  ) = 649

Step-by-step explanation:

From the question we are told that  

      The sample size is  n =  800

       The number of seniors is  S  =  519

         The number of  commuters is  C =  430

         The number of of seniors that are commuters is  (S\  n \ C )=  300

Generally the number of 800 surveyed students who were seniors or were commuters is  mathematically evaluated as

     (S \ u \  C  ) =  S + C  -  ( S \  n  \  C )

=>   (S \ u \  C  ) =  519  + 430   - 300

=>   (S \ u \  C  ) = 649

3 0
3 years ago
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