7th Grade Math - Sum of Angles in a Triangle

This post explains and gives practice opportunities related to TEKS 7.11C:

write and solve equations using geometry concepts, including the sum of the angles in a triangle, and angle relationships

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Instruction

Students use their knowledge of angles in a triangle to solve geometric problems.

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STAAR Practice

Between 2016 and 2024 (including redesign practice), this supporting standard has been tested 8 times on the STAAR test. Videos explaining the problems can be found below. If you'd rather take a quiz over these questions, click here. The videos below are linked to the questions in the quiz as answer explanations after the quiz is submitted.

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To view all the posts in this 7th grade TEKS review series, click here.