6. Identify the vertex of the graph. Tell whether it is a minimum or maximum.

A. (2, –4); maximum

B. (–4, 2); minimum

C. (2, –4); minimum

D. (–4, 2); maximum

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?

Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%