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natta225 [31]
3 years ago
12

The area of a circle is 144 π cm2 what is the diameter of the circle

Mathematics
1 answer:
never [62]3 years ago
4 0

Step-by-step explanation:

Area = pi × r²

144 pi cm² = pi × r²

144 pi ÷ pi = r 2

root 144 = r

12 cm = r

diameter = 2r = 2(12) = 24 cm

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Irina18 [472]

Answer:

A 48

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Step-by-step explanation:

A (a)(c)

A (12)(4)

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3 years ago
1
Tomtit [17]

Answer:

There are 40 musicians that are only marching band.

Step-by-step explanation:

Since we knot that there are 25 musicians that do both that means there is 60 - 25 = 35 musicians who do only jazz band. From his we can answer the question because....

100 = a + b + c

Where "a" is the number of musicians who go only to jazz, "b" is the number of people who do both, and "c"  is the number of people that go only to the marching band. From here we can do this....

100 = a + b + c

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Substitute the value we found outa and get.....

c = 100 - 35 - 25

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3 0
3 years ago
Read 2 more answers
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Answer:

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Step-by-step explanation:

which number line shows correctly -0.8 + 0.6?

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3 years ago
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Liono4ka [1.6K]

Answer:

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Step-by-step explanation:

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