yumalaymorales0 yumalaymorales0

04-01-2021
Mathematics

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Hrishii Hrishii

04-01-2021

Answer:

A. 25, obtuse

Step-by-step explanation:

By exterior angle theorem:

2x° = 30° + 20°

2x° = 50°

x° = 50°/2

x° = 25°

x = 25

Type of triangle: Obtuse

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