gurungkalpana4411
gurungkalpana4411
23-02-2021
Mathematics
contestada
can you solve this.
Respuesta :
shabieisabel
shabieisabel
23-02-2021
Answer:
a = 45°
Step-by-step explanation:
2a + a + a = 180°
4a = 180°
4a ÷ 4 = 180° ÷ 4
a = 45°
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