Not sure for (b)
Step-by-step explanation:
(a)55+80+x=180 (angles inside the triangle)
135+×=+180
x=180-135
x=45
D because its a triangle so it would be 3x but then you have to add the 4 for the longer side.
For my answer i got y = x - 18
Answer:
33.08 $
I believe we add the two together and get our total !
— hope this helped :)!
Tan E = 6/8 = 3/4
answer
3/4
