Answer:
m<b=56
Step-by-step explanation:
Just know that abc most likely equal to 180. If abc=180 and m<a=90 then you have 90 left. After that you take your 90 and subtract it woth the m<c=34 which will make you end up with the answer 56.
abc=180
Step 1 180-m<a
180-90
90
Step 2 90-m<c
90-34
56
Step 3 m<b=56
