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Liono4ka [1.6K]
3 years ago
7

How many degrees there in 3/5 right angleA. 180B. 90C. 150D. 54​

Mathematics
1 answer:
Natalija [7]3 years ago
8 0

Answer:

D. 54​

Step-by-step explanation:

Right angle = 90°

3/5 of 90°

3/5 × 90°

270 ÷ 5 = 54°

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Barry's employer pays $1,945 in health insurance and $234 in life insurance per year. He also gets $4,213 in paid time off per y
My name is Ann [436]

Step-by-step explanation:

the job benefits is everything he gets in addition to the regular salary.

that is here

$1945 health insurance

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$4213 paid time off

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$6392 job benefits per year

4 0
3 years ago
Help me with these problems (show work) thanks ❤️❤️
yanalaym [24]

Answer:

#1. 12x9x5+= 426

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Step-by-step explanation:

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6 0
3 years ago
Lana makes $8 an hour plus $12 an hour for every hour of overtime. Overtime hours are any hours more than 40 hours for the week.
Ierofanga [76]

Answer:

A:  W = 8x

B:  12y + 320

C:  44

Step-by-step explanation:

A:  Lana can make $8 an hour.

W = 8x

B:  She makes $12 per hour for every hour of overtime.  This means that she already worked 40 hours with regular pay.  She has already made $320.

40 × $8 = $320

S = 12y + 320

C:  Plug in the amount Lana earned into the second equation.  The second equation will account for pay from both regular and overtime hours.

S = 12y + 320

368 = 12y + 320

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48 = 12y

48/12 = (12y)/12

4 = y

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Lana worked 4 hours of overtime and 40 hours of regular hours.  In total, she worked 44 hours.

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4 0
4 years ago
Read 2 more answers
What does PEMDAS mean in math
Dahasolnce [82]

Hey there!

PEMDAS simply means (the OVERALL question answer)


• Parentheses
• Exponents
• Multiplication
• Division
• Addition
• Subtraction


Here’s an example

24 - 4^2 + 2 * 4

= 24 - 16 + 2 * 4

= 24 - 16 + 8

= 8 + 8

= 16

Thus, the answer for that equation is: 16


Often people remember PEMDAS by saying. (So, I’d advise you think of it like that way as well!)

• Please
• Excuse
• My
• Dear
• Aunt
• Sally


Good luck on your assignment & enjoy your day!


~Amphitrite1040:)

8 0
2 years ago
All 10,000 California students in the beginning of 8th grade are given an entrance exam that will allow them to attend a top aca
lys-0071 [83]

Answer:

1.32% of students have the chance to attend the charter school.

Step-by-step explanation:

Normal Probability Distribution:

Problems of normal distributions can be solved using the z-score formula.

In a set with mean \mu and standard deviation \sigma, the zscore of a measure X is given by:

Z = \frac{X - \mu}{\sigma}

The Z-score measures how many standard deviations the measure is from the mean. After finding the Z-score, we look at the z-score table and find the p-value associated with this z-score. This p-value is the probability that the value of the measure is smaller than X, that is, the percentile of X. Subtracting 1 by the pvalue, we get the probability that the value of the measure is greater than X.

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This means that \mu = 82, \sigma = 4.5

a.What is the percentage of students who have the chance to attend the charter school?

Students who achieve a score of 92 or greater are admitted, which means that the proportion is 1 subtracted by the pvalue of Z when X = 92. So

Z = \frac{X - \mu}{\sigma}

Z = \frac{92 - 82}{4.5}

Z = 2.22

Z = 2.22 has a pvalue of 0.9868

1 - 0.9868 = 0.0132

0.0132*100% = 1.32%

1.32% of students have the chance to attend the charter school.

7 0
3 years ago
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