If tan theta= -0.87, find cot

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais

What rotation was applied to triangle def to create d’e’f’?

When rolling 26 sided number cube what are the chances some of the role will be seven