merlissathompson8 merlissathompson8

03-02-2021
Mathematics

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Help me with this please!!

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Respuesta :

jimrgrant1 jimrgrant1

03-02-2021

Answer:

arc ABC = 280°

Step-by-step explanation:

The tangent- chord angle at A is half its intercepted arc AC, then

arc AC = 2 × 40° = 80°

major arc ABC = 360° - 80° = 280°

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