Find the area of the following
rhombus:
6 cm
10 cm
8 cm

1/3(x-10)=-4 solve for x with steps

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.