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GenaCL600 [577]
3 years ago
5

Helppppp meeee pleaseeee in horrible at math

Mathematics
1 answer:
rosijanka [135]3 years ago
4 0
Circumference = 2×3.14×r
3.14 is pie and r is the radius.
To find the radius you divide the diameter by 2.
19 ÷ 2 = 9.5
2×3.14×9.5 = 59.66
Multiply 59.66 by 6 because ther are 6 pennies.

59.66 × 6 = 357.96 mm.
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HELP ME PLZZZZ I’LL MARK BRAINLIEST
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Answer:

1. n=24

2.n=10

3.n=11

4.n=2

5.n=24

6.n=4

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10.n=2.1

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13.n=45

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Step-by-step explanation:

6 0
3 years ago
Ms Harris has a taco stand. She has found that her daily costs are approximated by the following equation:
mrs_skeptik [129]
<span>a. find the number of units of tacos she must sell to minimise her cost.
</span>to find a minimum we need to find the function derivative and make it equal to zero:
dc/dx = 2x - 40 = 0
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x = 20
therefore to minimize the cost, she needs to sell 20 units of tacos

<span>b. find the minimum cost.
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</span>C(20) = (20)^2 - 40(20) + <span>610
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3 0
3 years ago
What is 8172 divided by 9?
kogti [31]
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4 0
3 years ago
Read 2 more answers
On a map, Sanford, NC and Myrtle Beach, SC are 4 inches apart. The distance between cities is actually 156 miles. What scale was
defon

Answer:

39 or 1/39

Step-by-step explanation:

You need to divide these but it depends on how you divide them

  • 4/156=1/39
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8 0
4 years ago
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morpeh [17]

Answer:

Step-by-step explanation:

if y is hypotonuse and x is opposite side:

sin 34=x/8

8*sin 34=x

x=4.47 (3 sf)

tell me in comment if i interpreted question wrong ._.

6 0
3 years ago
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