Solve the Problem $\angle x=(200-4 n)^{\circ} \cdot \angle y=(5 n+61)^{\circ} \cdot \angle z=(n+9)^{\circ}$

question 109

Multiple Choice

Solve the problem.
-Find the measure of the indicated exterior angle.
$\angle x=(200-4 n) ^{\circ} \cdot \angle y=(5 n+61) ^{\circ} \cdot \angle z=(n+9) ^{\circ}$

• A) \(144 ^ { \circ }\)
• B) \(122 ^ { \circ }\)
• C) \(148 ^ { \circ }\)
• D) \(128 ^ { \circ }\)

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