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3 years ago

What is the circumference of the circle with a diameter of 33?

1 answer:

8 0

The circumference of the circle is 855.29859994. Because with the diameter of the circle being 33, the radius is half of that distance 16.5. After that plug it into the equation piR^2, or pi*16.5 squared.

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5x + y =7 20x + 2 = y

kodGreya [7K]

Answer:

y = 6

x = 0.2

Step-by-step explanation:

5x + y =7

20x + 2 = y

5x(4) + y(4) = 7(4)

20x + 4y = 28

(20x = 28 - 4y) = (20x = y - 2)

28 - 4y = y - 2

30 - 4y = y

30 = 5y

y = 6

5x + y =7

20x + 2 = y

y = 7 - 5x

7 - 5x = 20x + 2

5 - 5x = 20x

5 = 25x

x = 0.2

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3 years ago

What are the steps for solving this

MatroZZZ [7]

Take -1-5 first and you'd get -6. then take 5×-6 and you'd get -30. finally take -30-40 and you'd get -70 as your answer

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3 years ago

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max2010maxim [7]

Answer:

Step-by-step explanation:

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3 years ago

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What is the simplified form of the following expression? 10abc^2 sqrt 49a^2b^2c^2

Elodia [21]

$10abc^2\sqrt{49a^2b^2c^2}=70a^2b^2c^3$

_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

$10abc^2\sqrt{49a^2b^2c^2}$

$\sqrt{49a^2b^2c^2}=7abc$

$7\cdot \:10aabbc^2c$

$70aabbc^2c$

$70a^2bbc^2c$

$70a^2b^2c^2c$

$70a^2b^2c^3$

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Answer:

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Step-by-step explanation:

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