Answer:
138 degrees
Step-by-step explanation:
A straight line/angle is 180 degrees so subtract 42 degrees from that to get 138 degrees.
I explained as best and simple as I could, I hope I helped!!!
Answer:
7
Step-by-step explanation:
By Basic proportionality theorem:

The cost would be $582.40!
I hope this helped! Mark me Brainliest! :) -Raven❤️
Answer:
50
Step-by-step explanation: