Which equation could be used to find the value of x? Triangle DEF where angle E is a right angle. DE measures 55. EF measures x. Angle D measures 49 degrees.

cos 49° = x over 55
tan 49° = x over 55
cos 49° = 55 over x
tan 49° = 55 over x

Find and classify the slope of the line through each pair of points. (2,,-16)

Which one is true about the hexagons ?

Match the vocabulary to the proper definition. in probability, two events in which 1. conditional probability the outcome of one event is independent of the outcome of a second event. 2. dependent events in probability, two events in which the outcome of one event is dependent on the outcome of a second event. the probability of an event in which the outcome of the event is conditional on the outcome of one or more different events. 3. independent events