Answer:
yes
Step-by-step explanation:
Answer:
16.5
Step-by-step explanation:
Answer:
what do you mean what do you need me to work out
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given

See attachment
Required
Determine the measure of 
and
are on a straight line.
So:
--- angle on a straight line
Substitute known values

Collect like terms

