Answer: look at my work its 10 pi cm ^2
Step-by-step explanation:
Answer:
80 degrees
Step-by-step explanatibecause its congruent to a suplementary angle
Not sure if im right but keep multiplying it and then you will get your answer, i have an answer but im afraid it might be a bit off, goodluck
So first of all you would add the two together
so it would be m23.
138÷23 would equal 6,
therefore m would equal six
to check it substitute m for 6 and you should get 138!