Find the missing side.

Can someone help me???

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is:

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?