Question

Rewarding!
Find the measure of angle X!

Picture down in comments! Please Help it's on a review for my 4th quarterly and it's 20% of our whole average not only in math but The WHOLE semester

Answer 1

there is a theorem which states that the an angle at the circumference, has to be half of the corresponding angle at the center of that circumference

Answer 2

which theorem?

Answer 3

it is a theorem

Answer 4

angle ACB is the angle at the circumference whose vertex is located at point C
whereas
angle AOB is the angle at the center of the circumference, whose center is located at the center O of our circumference

Answer 5

So, x=...?

Answer 6

30 degrees?

Answer 7

that's right!

Answer 8

i thought that was for arcs.

Answer 9

no, that theorem holds for angles

Answer 10

ok thx

Answer 11

thanks!