Act like the two triangles are one and to find z and find the others find z first comment if you didn’t understand and I will go into it with more detail
Answer:
see below
Step-by-step explanation:

so the order
-16
-4
-2
1/2
4
16
in root forms and exponent

Pythagorean theorem.
a^2+b^2=c^2
6^2+7^2=c^2
36 + 49 = c^2
85 = c^2
sqrt of 85 = 9.22
So the best answer would be C. 9
Answer:
51
Step-by-step explanation:
Let the middle number be x. Then the 3 numbers will be, x-1, x and x+1. Therefore x-1+x+x+1=51. Therefore: 16+17+18= 51.