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Someone help please ASAP. In∆ABC, m a) How are the measures of m b) Solve for x:

Someone help please ASAP. In∆ABC, m a) How are the measures of m b) Solve for x:
96.9k views
4 votes
Someone help please ASAP.

In∆ABC, m
a) How are the measures of m
b) Solve for x:

User Stanislav Poslavsky
by
7.7k points

1 Answer

5 votes

3x+9+8x+11+5x-8=180\\ 16x=168\\ x=10.5\\\\ m\angle BAC=3\cdot10.5+9=40.5\\ m\angle ABC=8\cdot10.5+11=95\\ m\angle BCA=5\cdot10.5-8=44.5\\\\
User Minion
by
8.1k points
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