Round 2,617 to the nearest hundred

Aperpendicular bisector, cd is drawn through point con ab if the coordinates of point a are (-3, 2) and the coordinates of point b are (7,6), the x-intercept of cd is point lies on cd.

In an improper fraction, is the numerator equal to, less than, or greater than the denominator

Plz ( true - false) all triangles have interior angles whose measure sum to 90.