Math Problem Statement

Se um triângulo isósceles possui um ângulo de 120°, quais as medidas dos seus demais ângulos? 15°e 45°. 30°e 30°. 45°e 45°. 120°e 60°.

Solution

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Math Problem Analysis

Mathematical Concepts

Geometry
Triangles

Formulas

Sum of angles in a triangle

Theorems

Properties of isosceles triangles

Suitable Grade Level

Grades 7-9