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kiahnamickens2002
19.05.2020 •
Mathematics
What is the length of segment AB? (4 points)
12.
10
8
6
2
0
В
-10 -8
-6
2
0 2
4
6
8
10
-6
10
12
ОООО
13
15
Solved
Show answers
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Ответ:
13
Step-by-step explanation:
you are given point A with co-ordinate(0;12) and B (5;0)
length=![\sqrt{(yb-ya)^{2} +(xb-xa)^{2} }](/tpl/images/0654/2039/b8a09.png)
=![\sqrt{(0-12)^{2}+(5-0)^{2} }](/tpl/images/0654/2039/009e9.png)
=![\sqrt{(-12)^{2}+(5)^{2} }](/tpl/images/0654/2039/a957c.png)
=![\sqrt{144+25}](/tpl/images/0654/2039/d05c9.png)
=![\sqrt{169}](/tpl/images/0654/2039/1f1ad.png)
=13
Ответ:
In the first box, B; in the second box, A; and in the third box, C.
Step-by-step explanation:
The sides marked on the triangle would be ranked in order from least to greatest as
n+3, 2n, 3n-2.
This is because for numbers greater than 3 (we are told that n is greater than or equal to 4), adding 3 to a number is less than multiplying it by 2.
Multiplying a number by 2 is less than multiplying a number by 3 then subtracting 2.
To test, use 4:
n+3 = 4+3 = 7; 2n = 2(4) = 8; 3n-2 = 3(4)-2 = 12-2 = 10.
The angles associated with these sides are across from them. The angle across from the side marked n+3, AC, is angle B. The angle across from the side marked 2n, BC, is angle A. The angle across from the side marked 3n-2, AB, is angle C.