Write a cosine function that has a midline of 2, an amplitude of 3 and a period of 7π4\frac{7\pi}{4}47π.

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

For a field trip to the zoo, 4 students rode in cars and the rest filled nine busess. how many students were in each bus if 472 students were on the trip

In a 45-45-90 right triangle, what is the ratio of the length of one leg to the length of the other leg? а . 1: 2 в. 2: 1 с. 2: 1 d. 1: 1