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Nana76 [90]
4 years ago
13

Triangles ABC and DEF are similar. Which statement is correct? Select all that apply.

Mathematics
1 answer:
irina1246 [14]4 years ago
4 0

Answer:

Second one?

Step-by-step explanation:

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Ramiro earns $20 per hour during the week and $30 per hour for overtime on the weekends. One week Ramiro earned a total of $650.
nika2105 [10]

Answer:

Week=25 Hours

Weekend= 5 Hours

Step-by-step explanation:

So we need to use the info they gave us and create two equations. Firstly we know how much he gets paid per hour during the week (x) and how much he gets paid on the weekend (y).

$20x+$30y=$650

We get this because we know the combined rates he is paid times the hours should add up to the amount he earned.

The next equation will be made off of the information that he worked 5 times as many hours during the week as on the weekend. This tells us that we will take the weekend hours (y) and multiply them by 5 in order to get the week hours (x).

x=5y      Now, since we have one variable by itself, we can plug it in for x in the first equation.

20(5y)+30y=650    Our first step here is to distribute the 20 to the 5y in order to eliminate the parenthesis.

100y+30y=650    Next add the like terms together (100y+30y).

Now all we have to do to find y is divide by 130 on both sides to get y alone.

130y=650  

________

130     130

y=5             Now to solve for x we just plug our y value into one of the equations above. I'm going to use the second equation.

x=5(5)

x=25      

3 0
3 years ago
Mari is trying to determine how much twine she will need in order to rope off a particular section of her yard (which is circula
inessss [21]
The arc length is the measure of the distance along the curved line making up the arc<span>. It is longer than the straight line distance between its endpoints. To calculate this we simply multiply the angle to the circumference of the circle. It is expressed as:

Arc length = 2</span>πr(angle / 360)
Arc length = 2πr(50 / 360)
Arc length = 5πr / 18

Just multiply the radius then you're good. Hope this helps. Have a nice day.
3 0
3 years ago
Nylah spent $16.72 on 12 ice cream bars. Her cost included $1.24 sales tax. How much did each ice cream bar cost before the sale
Karolina [17]
201.88 but it doesn't specify if it is before of after tax 
5 0
3 years ago
Read 2 more answers
The area of a rectangular painting is 1/6 square yard. The width is 2/3 yard. What is the length of the painting? (Remember that
wariber [46]

Answer:

1/4 square yards

Step-by-step explanation:

Remember, area equals length times width. So, that means length equals area divided by width, same with width. Width equals area divided by length. Right now, we are finding length, so the equation would be area/width

1/6/2/3=1/6*3/2 (rewriting with reciprocal)

1/6*3/2=3/12=1/4 square yards

If we check it, area equals length times width. So, 1/4*2/3=2/12=1/6.

The answer is correct!

Hope this helps and Merry Christmas :)

7 0
3 years ago
on Wednesday, an aquarium at a pet store contained 230 pink fish, 310 blue fish, and 110 yellow fish. On Thursday, 37 yellow fis
kolezko [41]

add up the total amount of fish there are all together at the initial date that would be 650 now add up 37 and 48 which is 85, now subtract that from 650 you will get 565 now multiply 5/7 by 650 to get 464 then subtract 464 from 565 to get 101 that's how many fish would need to be sold for there to be 5/7 of the store sold

4 0
3 years ago
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