Answer:
128°
Step-by-step explanation:
<u>The measure of an inscribed angle is half the measure of the intercepted arc.</u> That means that the intercepted arc is two times the inscribed angle.
Measure of the inscribed angle DEF is 64°, that means that the measure of the intercepted arc DF is 2×64°, which is 128°.

Answer:
90
Step-by-step explanation:
Total=270
Let Adult tickets=x
Student tickets=2x
=>
Answer:
Center: (4,-13)
Radius: 17
Step-by-step explanation:
I guess you do not need an explanation, so I gave you only an answer.