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Zarrin [17]
3 years ago
7

I need help badly with this Algebra question, if someone could explain how to solve this It'd really help.

Mathematics
1 answer:
Alex3 years ago
7 0

Answer:

The answer is A, or the top left function.

Step-by-step explanation:

Use the vertical line test. If you can draw a straight, vertical line through the graph, and the function intersects it at 2 or more points, it is NOT a function. Using this logic, only A is the answer.



Y33T

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Of the 80 boys polled at lunch, 55% say they play video games daily. According to the poll, how many boys play video games daily
alexdok [17]

55% = \frac{55}{100} = \frac{11}{20}

Multiply \frac{11}{20} by 80 and you will get how many boys play video games daily.

\frac{11}{20}*80=\frac{11}{1}*4=11*4=44

44 is the number of boys who play video games daily.

8 0
3 years ago
Find the area of the regular octagon if the apothem is 4.2 and a side is 3.4 In. Round to the nearest whole number. A. 114 B. 57
Elena-2011 [213]
The area of the regular octagon is calculated as half of the product of the perimeter and the apothem (ap), using the formula of the area of the regular polygon.
 We have then:
 A = ((p) * (ap)) / 2
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 Substituting values:
 A = ((8 * 3.4) * (4.2)) / 2
 A = 57.12 in ^ 2
 Answer:
 
the area of the regular octagon is:
 
B. 57
6 0
3 years ago
Read 2 more answers
What number between 35 and 40 has only one and itself as factors?
Sonbull [250]

Answer:

37

Step-by-step explanation:

You're looking for a prime number.

6 0
3 years ago
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Please Help! I will give you a lot of points if you do!
Tanzania [10]

Answer:

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Step-by-step explanation:

According to the number system 7 lines and 12 dots, a line is 5 and a dot is 1

you do 5*7+12 which is equal to 47

So the answer is 47,

Hope this helps!

7 0
3 years ago
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9. Write the number in place value table of 820245​
Lorico [155]

Answer:

Hello! The answer to your question will be below.

Step-by-step explanation:

Attached below....

Number form:820,245

Word form: eight hundred twenty thousand two hundred forty-five

Expanded form: 800,000+20,000+0+200+40+ 5

Place value chart below!!

Hope this helps! :)

⭐️Have a wonderful day!⭐️

3 0
3 years ago
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