Math Problem Statement

Solution

Ask a new question for Free

By Image

Drop file here or Click Here to upload

Math Problem Analysis

Mathematical Concepts

Geometry
Angles in Triangles
Exterior Angle Theorem

Formulas

Exterior Angle Theorem: exterior angle = sum of the two non-adjacent interior angles
Substitute known values: (19x - 3)° = (13x + 18)° + 5x°

Theorems

Exterior Angle Theorem

Suitable Grade Level

Grades 8-10