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Mumz [18]
3 years ago
15

Find area of a circle whose diameter 21cm

Mathematics
1 answer:
mel-nik [20]3 years ago
5 0

Answer:

346.36 cm ^2

Step-by-step explanation:

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Which of the sets of ordered pairs represents a function? (4 points)
vovikov84 [41]

Answer: D, neither A nor B

Step-by-step explanation: In a function, the x (the input) cannot repeat in the given set of ordered pairs. In Set A, 2 repeats in the third and fourth ordered pairs. In Set B, 9 repeats in the third and fourth ordered pairs as well.

3 0
2 years ago
Read 2 more answers
Find the rule and nth term for the sequence <br> 4, 7, 10, 13, 16
mariarad [96]
7-4=3
10-7=3
13-10=3
we can see that this is an arithmetic sequence with a difference of 3
the nth term=the first term +(n-1) times the difference
so a(n)=4+3(n-1)
6 0
3 years ago
25 points, look at the picture.
attashe74 [19]

Answer:

1080

Step-by-step explanation:

PEMDAS says multiply and divide from left to right

9*5*6*3÷3*4*6÷6

45*6*3÷3*4*6÷6

270*3÷3*4*6÷6

810÷3*4*6÷6

270*4*6÷6

1080*6÷6

6480÷6

1080

6 0
3 years ago
The weather center in Alaska recorded the average temperature for 42 days and prepared the dot plot shown. What was the mean tem
Rom4ik [11]
Your answer will be C, 11.3. 42 numbers all together, add them up and you get 476 then you divide it by 42 and get 11.3
7 0
3 years ago
Answer Please!!
suter [353]
1. One of your answers is correct, but the other one is not. 14/18, 21/27 is the correct one because the relationship between both is 1.5. Your other one is wrong. The other correct answer is 7/9, 28/36 because the relationship between both is 4.
4 0
3 years ago
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