Above are two different models of the same rectangle. The length of the model on the top is 6 cm, what is the length of the model on the bottom? A.15cm
B.12cm
C.21cm
D.36cm

Marcus needs to rewrite f(x) = x2 + 6x + 4 in vertex form.

Acircle has a circumference of 28.36 units what is the diameter of the circle

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.