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Travka [436]
3 years ago
12

Is the number rational or irrational? Explain. A. -38 B. 400 C. 2 3 27

Mathematics
1 answer:
Alik [6]3 years ago
6 0
A.  No, because -38 isn't a fraction.

2, No because 400 is a real number.

3. Yes because fractions, decimals, and percents are rational numbers.


hope that helped
You might be interested in
If a square has an area of 1255 sq yards, what is the length of one of the sides of this square?
eimsori [14]

Answer: 35.4 yards

<u>Step-by-step explanation:</u>

Area of a square = s²

1255 = s²

35.4 = s


5 0
3 years ago
Can you please help me and also please be sure to show your work.​
adoni [48]
Use Pythagorean theorem
/17 ^ 2 + x ^ 2 = 20 ^ 2
17 + x^2 = 400
x^2 = 383
x = 19.57
8 0
3 years ago
(5,7) (8,13) find the distance between each pair of point . round to the nearest tenth
Dominik [7]

Answer:

The distance would be 6.7 or 3✓5

Step-by-step explanation:

Im sure there's a faster way to find this, but I'm in 8th grade sooo yeah.

First things first we can use the equation

d=✓(X2-X1)*2+(Y2-Y1)*2

X2= 8

X1= 5

Y2= 13

Y1= 7

From here, you plug in the values and do as followed. You subtract the values to get the answer. For example 8-5 would get us (3)*2.

From here you square the 3 to get 9. You also do the same to the right side of the equation.

Now you have d=✓(3)*2 + (6)*2

From here you square it and you get d=✓9+36

Now we have: d✓45

Now we square the 45 to get 6.7082..., but we round the answer to get 6.7!

Hope this helps! If you have any questions please feel free to ask, as I understand the struggle of math! :)

3 0
3 years ago
Read 2 more answers
The back of a park bench is in the shape of a regular trapezoid, as shown in the figure.
ioda

Answer:

a

two triangles with dimensions of 1 ft by 3 ft and a rectangle with dimensions of 4 ft by 3 ft

7 0
3 years ago
Read 2 more answers
Which sentence best describes the independent and dependent variables in the following problem? The parking garage charges $3 fo
Helga [31]
The best answer would be B) The total cost for parking depends on the number of hours parked.
5 0
4 years ago
Read 2 more answers
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