The naturalist views an elephant in the distance, but he doesn’t know how far away the elephant is from him. He takes a view to find the a 22 degree angle of elevation. He moves backwards from the elephant pacing off a distance of 25 feet. How tall is the elephant?

a

step-by-step explanation:

i would say b) is your answer

sorry if im wrong

step-by-step explanation:

the answer is a if my teacher taught me correct

a_n = a_1 + (n - 1)d

the first term is 6.

the common difference d = ?

when you find d, replace n with 7 and d with the common difference to find your answer.