Practice Using the Exterior Angle Theorem

Then, complete this assessment and check your answers.

Click https://www.khanacademy.org/math/in-in-grade-9-ncert/xfd53e0255cd302f8:in-in-chapter-6-lines-and-angles/xfd53e0255cd302f8:angle-sum-and-exterior-angle-property-of-a-triangle/e/exterior-angle-property-problems link to open resource.