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3 years ago

A circular tabletop has a radius of 2.8 feet. Find its circumference. (Use a = 3.14)

Mathematics

1 answer:

Tom [10]3 years ago

8 0

Step-by-step explanation:

Radius (r) = 2.8 feet

circumference (c)

= 2πr

= 2 * 3.14 * 2.8

= 17.584 feet

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In 1990, it cost $800,000 for a 30-second commercial during the Super Bowl. In 2020, the cost for a 30-second commercial was $5,

lesya [120]

Answer:

690%

Step-by-step explanation:

To find the percent increase, take the new amount and subtract the original amount

5600000-80000=5520000

Divide it by the original amount

5520000/800000

6.9

Multiply this by 100% to change from decimal form to percent form

6.9*100%

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3 years ago

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Given f (x) = 1/3 (x +6) what is f (-6)?<br><br>help me pretty please!!

Blizzard [7]

Answer:

Step-by-step explanation:

Put -6 where x is and do the arithmetic.

f(-6) = 1/3 (-6 +6) = 1/3 (0)

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3 years ago

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HW HELP ASAP PLZZZZZZ

astraxan [27]

Graph 2 should be right because it moves up 1 because of the +1 that is in the parentheses.

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3 years ago

Which expression represents the product of negative three-fourths x and –8x?

den301095 [7]

Answer:

6x²

Step-by-step explanation:

$-\frac{3}{4} x\times \left( -8x\right) =\frac{3}{4} x\times 8x$

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2 years ago

Aunt Mary drove 325 miles to visit her nephew for thanksgiving. It took her 5 hours to drive from her to her nephew’s house What

Dima020 [189]

$\text{We know that Aunt Mary drove 325 miles}\\\\\text{We also know this took her 5 hours}\\\\\text{We need to find how fast she was going, in miles per hour}\\\\\text{To do this, divide 325 by 5 to see how much she drove in 1 hour}\\\\325\div5=65\\\\\text{This means that she was going 65 mph}\\\\\boxed{\text{65 mph}}$

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4 years ago

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