Math Problem Statement

answer sheet says 70 how did they get that number

Solution

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Math Problem Analysis

Mathematical Concepts

Supplementary Angles
Alternate Interior Angles
Triangle Sum Property

Formulas

Supplementary angles: 180° - given angle
Triangle angle sum: Sum of all angles in a triangle = 180°

Theorems

Triangle Sum Theorem
Alternate Interior Angles Theorem
Supplementary Angles Theorem

Suitable Grade Level

Grades 8-10