Mr. Foley wants Alex to cut out a triangle to hang on the class bulletin board. He starts by cutting a line 8 inches long and two angles, 50° and 30°. What will the third angle measure?

A)
80°

B)
90°

C)
100°

D)
110°

Aquantity with an initial value of 3900 decays exponentially at a rate of 35% every hour. what is the value of the quantity after 0.5 days, to the nearest hundredth?

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

If sec theta = 5/3 and the terminal point determined by theta is in quadrant 4, then