Answer:
72 degrees
Step-by-step explanation:
Congruent supplements Theorem.
9/100 x 1/89
= 0.001(approx.)
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type
1/2(t-6)=1
1/2(t-6)=1x2
1/2(t-6)=2
t/2-6/2=2/1
t/2-3/1=2/1
t/2-3=2
t/2=2-3
t/2=-1
t/2=-1/1
t=-2x1
t=-2