Answer:
30
Step-by-step explanation:
brainliest
Answer:
Alternate Interior Angles (D)
Step-by-step explanation:
Notice how 4 and 5 are inside of the transversal, this makes them get the name "interior". They are also not on the same side of the interior of the transversal, therefore they are alternate.
COUNTER EXAMPLE: Notice how 1 and 8 are opposite of each other on the outside of the tranversal. This would make them known as alternate exterior angles.
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B = 48.4
Using the Law of Sines, we have

Cross multiplying gives us
b sin 38 = 31(sin 74)
Dividing both sides by sin 38 we have:
(b sin 38)/(sin 38) = 31(sin 74)/(sin 38)
b = 48.4
The radius would be 15 of course