Which of the following are properties of the circumcenter of a triangle check all that apply.

The measure of the angles supplement is 30 more than four times that of its complement. find the measure of the angle described

The y-value if a data point corresponding to x1

Consider a normal distribution of frog weights with u = 500 grams and o = 65 grams. a sample of size 2,000 is drawn from this population. approximately how many of the 2,000 cases would you expect to find between 435 and 565?