Answer:
–9t − 19t + 9t − –18t − t = 14
t = -7
Step-by-step explanation:
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The polygon would have 18 sides. Hope this helps!
Answer:
When to lines intersect they create four angles. Each angle is opposite to another and form a pair of what are called opposite angles. Angles a and c are opposite angles. Angles b and d are opposite angles. Opposite angles are equal.