Answer:
50°
Step-by-step explanation:
Let measure of one equal side be x.
80° +x +x = 180°[ sum of interior angle of triangle is 180°]
= 2x = 180° -80°
= x = 100°/2
=x = 50°
16/3 or 5.3 recurring
-8 times -2/3 is 16/3, and 16/3 is 5.3 recurring
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