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olga nikolaevna [1]
3 years ago
11

Please help me understand

Mathematics
1 answer:
ioda3 years ago
7 0

9514 1404 393

Answer:

  C.  18 inches

Step-by-step explanation:

The median of a trapezoid is the line segment that joins the midpoints of the sides of the trapezoid. It is halfway between the parallel bases, and is parallel to them. It length is the average of the lengths of the two bases:

  (15 +21)/2 = 36/2 = 18 . . . . inches

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In ΔTUV, m∠T = (10x+14) , m∠U = (x-7) , and m∠V = (2x+4). Find m∠U.
Elis [28]

Answer:

6 degrees

Step-by-step explanation:

In ΔTUV, m∠T = (10x+14) , m∠U = (x-7) , and m∠V = (2x+4). Find m∠U.

We know that the sum of all the angles is 180

Hence

m∠T + m∠U + m∠V = 180

(10x+14) + (x-7) +(2x+4) =180

10x+14+x-7+2x+4 =180

13x+11=180

13x=169

x=13

m∠U = (x-7)

=13-7=6

8 0
3 years ago
Express 60 as the product of its prime factors.
nasty-shy [4]

Answer:

2^2x3x5=60

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
How do you write 210% as a decimal?
mixas84 [53]

Answer:

I believe it is 2.1 if I am wrong, very sorry.

Step-by-step explanation:

So you divide 200 by 100 so 210/100, thats when you get 2.1. So to convert that from percent to decimal all you do is is just divide by 100 and remove the % sign! Just move the decimal point 2 places to the left. If the percent value is a integer, the '.' is at the right of the right most digit.

Hope this helped you out and hope you got your answer right! Enjoy the rest of your day. :)


5 0
3 years ago
Read 2 more answers
Bailey and his best friend
pashok25 [27]

Answer:

you didnt give any numbers but, I'm guessing they would pay as much as how big the slices were or if they were a third or a fourth of a slice

6 0
3 years ago
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If 4 is subtracted from twice a number the result is 10 less than the number
frutty [35]
Let's take another look at the question:
If 4 is subtracted from twice a number the result is 10 less than the number.
let x = the number
"if 4 is subtracted from" is the same as
-4
"from twice a number" is the same as
2x
so put them together,
2x-4
"the result is"
=
2x-4=
10 less than
-10
the number
x
2x-4=x-10
now we find x
subtract x from both sides to get
x-4=-10
add 4 to both sides to get
x=-6
to check, plug in the value of x into the original equation
If you have any further questions, just ask me
8 0
4 years ago
Read 2 more answers
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