Question

If the measure of a tangent-chord angle is 54, then what is the measure of the intercepted arc inside the angle?

A. 27
B. 54
C. 156
D. 108

Answer 1

theres a thrm that says:


lets see if this one doesnt freeze my computer :/

Answer 2

can i have the formula? i dont find diagrams usefull at all :/

Answer 3

you need to find angle x.

use the fact that radius makes 90 degrees with tangent.. (here O is center)
hope this helps..