Triangle DEF contains right angle E. If angle D measures 50° and its opposite side measures 7.6 units, what is the measure of side DE? Round your answer to the nearest hundredth. 4.89 units 5.34 units 6.38 units 9.06 units

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.

L2.8.2 test (cst): triangles in the figure, pq is parallel to rs. the length of rp is 5 cm; the length of pt is 30 cm; the length of q7 is 60 cm. what is the length of so? o a. 20 cm 0 0 o b. 6 cm o c. 10 cm od. 2 cm 0 previous