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expeople1 [14]
3 years ago
15

Lesson 9 problem set 5.1

Mathematics
1 answer:
Elodia [21]3 years ago
4 0
Do you have any pictures?

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fenix001 [56]
I don't think it is. I may be wrong though
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2 years ago
Work out the circumference of this circle.
Arada [10]

Answer: 52.7856cm

Step-by-step explanation:

Circumference of a circle = 2πr

Note that radius = Diameter / 2 = 16.8/2 = 8.4cm

Circumference = 2πr

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Therefore, the circumference of the circle is 52.7856cm

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Reduce the fraction:<br> 7b-14b²/42b²21b
ch4aika [34]

Answer:

(1-2b)/126b^2

Step-by-step explanation:

(7b-14b^2)/(42b^2*21b)

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[7b(1-2b)]/[7b(126b^2)]

cancel out the 7b's

(1-2b)/126b^2

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3 years ago
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