From a view tower 30 metres above the ground, the angle of depression of an object on the ground is 30 and the angle of elevation of an aircraft vertically above the object is 42.Calculate the height of the aircraft above the ground​

The verbal translation for the difference of m and 7 increased by 15

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.

5, 6, 10 question: a. determine whether the side lengths form a triangle. (explain your reasoning) b. if it is a triangle, determine whether it is a right, acute, or obtuse triangle. (show your work)