Answer:
I'm not sure but I think region 3
33x-44
Step-by-step explanation:
15x-20-24+18x
117
The formula for a triangle is base times hight divided by two. So, 13 x 18 = 234, and 234/2 = 117
x
=
ln
(
3
)
7
+
The angles are
Hope this helps :)