An observer (o) is located 660 feet from a tree (t). the observer notices a hawk (h) flying at a 35 degree angle of elevation from his line of sight. how high is the hawk flying over the tree? you must show all work and calculations to receive full credit

In the diagram below, dab and dac are adjacent angles. if mdac = 25°, what is mdab in degrees? what is mbac in degrees?

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me

Which expression is equivalent to 3^3 + 2^2?