3 years ago

The circumference of a circle is 5 π cm. What is the area of the circle?

Mathematics

1 answer:

LekaFEV [45]3 years ago

7 0

The answer is 6.25 pi cm squared

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Dana surveyed students in her class. She found that 8 earned an A, 6 earned a B, 4 earned a C, and 2 earned a D on the last scie

lozanna [386]

Answer:

0.4 or 2/5

Step-by-step explanation:

Dana surveyed 20 students in total and out of those 20 only 8 got an A

so:

$\frac{8}{20}$ now if you simplify it $\frac{4}{10}$ and if you simplify it again:

$\frac{2}{5}$ or 0.4 in decimal

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2 years ago

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Identify the function in which y varies directly with x.

Arte-miy333 [17]

Answer:

Step-by-step explanation:

B. y = 0x =0, or y =0, y is a constant.

A. y = 0.5x, in general from y = kx. It is the direct variation.

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3 years ago

21 + 18 x 2 - 12 + 1

NikAS [45]

Answer: 46

Step-by-step explanation:

21+18x2-12+1

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3 years ago

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What is the 5:6 ratio of 330

jolli1 [7]

The ratio 5/6 is equivalent to 275/330

5:6 ⇔ 275:330

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3 years ago

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Evaluate 12 ÷ (-3)(2) + 5-133-3

shepuryov [24]

Solution

The question would like us to evaluate the following:

$12÷-3\left(2\right)+5$

- The solution is given below:

$\begin{gathered} 12\div(-3)(2)+5 \\ \text{ Perform the division first before multiplication because we move from left to right when} \\ division\text{ and multiplication are together} \\ 12\div(-3)=-4 \\ \\ Thus,\text{ we have} \\ 12\div(-3)(2)+5=-4(2)+5 \\ \\ -4(2)+5=-8+5 \\ \\ =-3 \end{gathered}$

Final Answer

The answer is -3

5 0

1 year ago