Janelle wrote the matrix addition below. 3
-1
-5
0
n
4.
-1
1
-7
18
-6
6
-g+
0
4
m-1
0
3
10
-4
12
-12 2+
-18 8
17
S+ 1
7
1
14
-11
5
32 -28 20
Which statement is true?
(n+4)-7-18
((m-1)+12)+0= 12
o ((5+1)-18) +11 =-28
On+(m-1)+(5+1)=-28

you would need to know all the numbers that are on there

step-by-step explanation:

yess

step-by-step explanation:

idk whyy this is happening, i cant even read my notification bc i keep getting errors

~coco

answer: the angel abc is 30°,and the abc is a triangle where the angel bac is 90°

so ac is the half of 24=12ft,and from the pythagorean theorem we find ba

ba=√bc^2-ac^2=√576-144=√432=12√3ft

so bac is 12+12√3=12(1+√3)ft