I would really appreciate it

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

If (x + 8) is a factor of f(x), which of the following must be true? both x = –8 and x = 8 are roots of f(x). neither x = –8 nor x = 8 is a root of f(x). f(–8) = 0 f(8) = 0

What is y times x by? y is __ times x