How can you use number patterns to find the least common multiple of 120 and 360?

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin