3 years ago

Whats the area of a circle with a circumference of 11 pi feet

Mathematics

1 answer:

Jlenok [28]3 years ago

5 0

Search up the formula on safaris it really easy jk it’s c2/ 4 pi

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What is 22.5 as a mixed number/ In it's simplest form?

tatiyna

Answer:

$22\frac{1}{2}$

Step-by-step explanation:

22.5 can be written as a mixed number:

$22\frac{5}{10} =22\frac{1}{2}$

And also as an improper fraction:

$22.5=22\frac{1}{2} =\frac{45}{2}$

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2 years ago

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The number 320 million written in scientific notation would be _____.

lisabon 2012 [21]

The scientific notation: $a\cdot10^n\ where\ 1\leq a < 10\ and\ n\in\mathbb{Z}$

$320\ milion=320\cdot1,000,000=320\cdot10^6=3.2\cdot10^8$

Answer: B. 3.2 × 10^8

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2 years ago

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According to the distributive property, a(5 + b) =<br><br><br> i will mark brainliest

mote1985 [20]

Answer:

5a + 5b

Step-by-step explanation:

a(5 + b) = 5a + 5b

you just multiply a to 5 and a to b.

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3 years ago

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Which expression is equivalent to 4x + 6y - 8x?

zhannawk [14.2K]

Step-by-step explanation:

The expression is 6y - 4x

1) 6y - 4x

2) 8y - 4x

3) 4x + 6y

4) 6x - 4y

The correct answer is option 1

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3 years ago

Y=-4x-7, x+y=2 please help rn

Mashcka [7]

Use substitution
x -4x - 7 = 2
-3x = 9, x = -3
Y = -4(-3) - 7
Y = 12 - 7, y = 5
Solution: x = -3, y = 5

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3 years ago

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