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PLEASE HELP

In the diagram below, AB and BC are tangent to O. Which expression gives the measure ∠ABC?

A. 1/2(240° - 120°)
B. 1/2(240° + 120°)
C. 240° + 120°
D. 240° - 120°

PLEASE HELP In the diagram below AB and BC are tangent to O Which expression gives the measure ABC A 12240 120 B 12240 120 C 240 120 D 240 120 class=

Respuesta :

jcherry99

Answer:

A

Step-by-step explanation:

The exact summary for the angle between two tangents (or a tangent and a secant) is 1/2 the difference between the two intercepted arcs.

The two intercepted arcs are 240 and 120 (givens)

So the angle between the two  tangents is 1/2 ( 240 - 120) which is A

imamberche

Answer:

it is A

Step-by-step explanation:

i just did the test l m a o

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