The three sides of AXYZ measure 13 feet, 17 feet, and 21 feet. Is AXYZ an acute, right, or obtuse triangle?

D. in a discrete probability distribution, the sum of the probabilities for the discrete variables will be > 1. true or false

The table below shows the angle measurements for triangle abc and triangle xyz. if triangle abc is similar to triangle xyz, what does angle z equal, in degrees?

According to the general equation for conditional probability, if p(ab) = 4/5 and p(b)= 5/6, what is p(a|b)? a. 8/9 b. 35/36 c. 24/25 d. 15/16