Mrs. favicchio has 72 students in her science class. how many packets of ph paper does she need to order? and how many cases of test tubes does she need to order? (look at photo)

Complete the steps, which describe how to find the area of the shaded portion of the circle. find the area of the sector by multiplying the area of the circle by the ratio of the to 360. subtract the area of the triangle from the area of the sector.

Ab and bc are tangent to circle d. find x is ab = 3x + 8 and bc = 26. find x

Rewrite so the subject can be y in the formula d=m-y/y+n