Question

question 9 of 10 which of the following are exterior angles? check all that apply.

Explanation:

Step1: Recall exterior - angle definition

An exterior angle of a triangle is an angle formed by one side of the triangle and the extension of an adjacent side.

Step2: Analyze each angle

• $\angle1$ is an interior angle of the triangle.
• $\angle2$ is an exterior angle as it is formed by one side of the triangle and the extension of an adjacent side.
• $\angle3$ is an exterior angle as it is formed by one side of the triangle and the extension of an adjacent side.
• $\angle4$ is an interior angle of the triangle.
• $\angle5$ is an exterior angle as it is formed by one side of the triangle and the extension of an adjacent side.
• $\angle6$ is an exterior angle as it is formed by one side of the triangle and the extension of an adjacent side.

Answer:

B. $\angle5$, C. $\angle2$, D. $\angle3$, A. $\angle6$