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White raven [17]
3 years ago
14

What is the measure of Angle DEF?

Mathematics
1 answer:
jarptica [38.1K]3 years ago
3 0

Answer:

D

Step-by-step explanation:

Angles outside a circle are half the difference of the measures of the intercepted arcs.

78 - 12 = 66

66/2 = 33

The angle is 33 degrees

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