Which equation can be used to solve for b? B
5 cm
10 cm
6
30°
A
5
tan(30°) =
tan(309) =
b

Given that ot =5, xt=12, and ox= 13 is xy tangent to circle o at t? explain.

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?

M∠abc=138° and m∠def=31° . which statement is true about ∠abc and ∠def ? a: the angles are neither complementary nor supplementary. b: the angles are complementary. c: the angles are supplementary.