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lana66690 [7]
4 years ago
7

Area and circumference of a circle (picture provided)

Mathematics
1 answer:
Wittaler [7]4 years ago
6 0

Answer:

1. 3.1415

2. 3.141

3. 3.14

4. 3.14

5. 3.14

Step-by-step explanation:

they tell you the ratio is c/d so for each answer you do c/d

62.83/20 = 3.1415

31.41/10 = 3.141

18.84/6 = 3.14

6.28/2 = 3.14

3.14/1 = 3.14

each are basically pi.

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A 14-gram serving of mayonnaise contains
BigorU [14]

Answer:

Step-by-step explanation:

the answer is 78.6%

11/14*100=78.6

5 0
3 years ago
Please solve this quick 8n+7=31
emmasim [6.3K]

Hello there!

To find the value of n, work to isolate it from all other terms in the equation.

8n+7=31 - Start by subtracting 7 from both sides. 8n + 7 - 7 = 31 - 7

8n = 24 Next, divide both sides by 8 to finish isolating n. 8n÷8 = 24÷8

n = 3

This is your final answer.

I hope this was helpful and have a great rest of your day!

:)

6 0
4 years ago
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What is this? I don’t know the answers plz help
Nataliya [291]

Answer:

a.

Step-by-step explanation:

Not defined

May be iylt help you

3 0
3 years ago
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3x = y and x - 2y = 10​
Svetlanka [38]

Answer: Rewrite equations:

3x=y;x−2y=10

Step: Solve3x=yfor y:

3x=y

3x+−y=y+−y(Add -y to both sides)

3x−y=0

3x−y+−3x=0+−3x(Add -3x to both sides)

−y=−3x

−y

−1

=

−3x

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(Divide both sides by -1)

y=3x

Step: Substitute3xforyinx−2y=10:

x−2y=10

x−23x=10

−5x=10(Simplify both sides of the equation)

−5x

−5

=

10

−5

(Divide both sides by -5)

x=−2

Step: Substitute−2forxiny=3x:

y=3x

y=(3)(−2)

y=−6(Simplify both sides of the equation)

Step-by-step explanation:

6 0
3 years ago
Please Help Me ASAP!!! Factor completely. x^2 + 5x + 6 Enter your answer in the box.
Kamila [148]

Answer:

Answer is (x+3)(x+2)

3 time 2 equal 6

While 3 plus 2 equal 5

plz mark brainliest if this helps!

6 0
3 years ago
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