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Pani-rosa [81]
3 years ago
6

Totally forgot how to do these?

Mathematics
1 answer:
PtichkaEL [24]3 years ago
5 0
I’m just “answering” this because brainless told me to help out 4 ppl so
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What is the value of a?
mr Goodwill [35]

Answer:

relationship between hypotenuse and perpendicular is given by sin angle

sin60=p/h

√3/2=a/16

√3/2×16=a

8√3=a

option C is your answer

5 0
3 years ago
Explain why the equation 6|x| + 25 = 15 has no solution. When one solves, they arrive at a step where |x| is equal to a negative
LekaFEV [45]

Answer:

B

Step-by-step explanation:

Lets start solving until we get stuck,

6|x|+25=15

Subtract 25 from both sides

6|x|+25-25=15-25

Subtract

6|x|=-10

Divide both sides by 6

6|x|/6=-10/6

Divide

|x|=-10/6

We get stuck here, we need x to be negative but we cant have a negative x since we have absolute value. This means the answer is b.

5 0
4 years ago
How many bases does a rectangular prism have?<br> one<br> two<br> three<br> four
kolezko [41]

Answer:

B. two

explanation:

i took the test

hope this helps. have a great day!!

7 0
3 years ago
Read 2 more answers
Two-fifths of the students in Mrs. Navares fifth grade class ride the bus to school. if there are 25 students in her class, how
butalik [34]
You do a multiplication of 2/5 times 25 and you get 50/5 which is equal to 10. So @0 students ride the school bus.
8 0
3 years ago
Read 2 more answers
Consider a nine -year moving average used to smooth a time series that was first recorded in 1961. a. Which year serves as the f
kirill [66]

Answer:

  a.  1965

  b.  8 years

Step-by-step explanation:

For answers to questions like these it can work to consider the smallest possible dataset.

<h3>Dataset</h3>

For our purpose, consider the 9 years/values to be averaged to be ...

  1, 2, 3, 4, 5, 6, 7, 8 ,9

<h3>Observations</h3>

a. The center value of the data set is 5. Its number is 5-1=4 more than the first one.

The first centered value is from the year 1961 +4 = 1965.

b. The 4 values at the beginning, and the 4 values at the end do not have a corresponding "average" value. That is, 4+4 = 8 values in the series are lost with respect to the number of average values.

8 years of values are lost.

5 0
2 years ago
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