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Sladkaya [172]
3 years ago
11

The function f(r) gives the area of a circle with radius r.

Mathematics
1 answer:
Darina [25.2K]3 years ago
8 0

Answer:

  A.  50.24

Step-by-step explanation:

Put the value where the variable is and do the arithmetic.

  f(4) = 3.14(4²) = 3.14×16 = 50.24

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VladimirAG [237]

Answer:

She must sell at least 18 necklaces to have a profit of at least 1,650 . In order to pay for her monthly expenses she needs to sell at least 43 necklaces. If she wants to have 1,650 remaining after paying for her monthly expenses she'll have to sell around 61 necklaces.

6 0
2 years ago
Can you show how you did it?<br> 8.31 - 3.43 =
d1i1m1o1n [39]

Answer:

4.68

Step-by-step explanation:

Remember to line up the decimal point. Subtract as ordinarily.

8.31

-3.43

--------

4.68

4.68 is your answer

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7 0
3 years ago
Help will mark Brainliest​
yarga [219]

Answer:

C. is the correct answer

Step-by-step explanation:

A. is incorrect because the sequence does not start with 15

B. is incorrect because the pattern increases by 5, not multiplied by 5

C. is correct because all of the even numbers in the pattern do end in 0

D. is incorrect because even numbers don't end in 5's

Hope this helps!

5 0
2 years ago
Read 2 more answers
GEOMETRY <br> please Help
geniusboy [140]

Answer:

A right circular cone

Step-by-step explanation:

7 0
3 years ago
A line with a slope of -2 crosses the y-axis at (0, 3). The equation of the line is
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M = -2 and b = 3
so equation
y = -2x + 3

hope it helps
4 0
3 years ago
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