bussdowngirl bussdowngirl

07-09-2020
Mathematics

contestada

help me pls i need this

help me pls i need this class=

Respuesta :

jimrgrant1 jimrgrant1

07-09-2020

Answer:

ACB = 214°

Step-by-step explanation:

arc ACB = arc AC + arc CB

The angle at the centre of arc AC is the measure of arc AC = 90°

The angle at the centre of arc CB is the measure of arc CB

subtended angle = 360° - (90 + 146)° = 360° - 236° = 124°

Thus

arc ACB = 90° + 124° = 214°

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