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Galina-37 [17]
4 years ago
14

The radius of a bulls-eye of the dash board is 8 inches. the radius of each concentric circle (there are 4 labeled A,B,C,D from

the inside out) is 14 inches more than the radius of the circle inside it. if a dart lands at a random on the dartboard, the probability that the dart will hit in the area C is what percent?
Mathematics
1 answer:
Ipatiy [6.2K]4 years ago
3 0
No, 14 inches is less than the radius of circle C. The radius of circle C is 16 inches. The probability is 80%
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Angles 1 and 2 are supplementary.
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Answer:

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Step-by-step explanation:

m∡1 + m∡2 = 180

This is because supplementary means they add up to 180°.

3 0
3 years ago
Joe works as a busboy making $7 per hour and as a theater usher making $9 per hour. Let b be the number of hours he works as a b
Vilka [71]

Answer:

The inequality describing the situation is:

7b+9u>1500

Step-by-step explanation:

Joe works as a busboy at the rate of = $7 per hour

Let the number of hours he works as a bus boy this month be = b hours

∴ Amount Joe would make this month working as a busboy =\$7\times b=\$7b

Joe works as a theater usher at the rate of = $9 per hour

Let the number of hours he works as a theater usher this month be = u hours

∴ Amount Joe would make this month working as a theater usher =\$9\times u=\$9u

Total amount Joe would make this month =\$(7b+9u)

His goal is earn more than $1500 this month.

∴ The situation can be represented in the following inequality:

7b+9u>1500

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