Find the sum of the interior angle measures
of a 35-gon.

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?

Which expression is rational? 6. , square root two, square root 14, square root 49

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.