What shape will stay the same no matter how many degrees it is rotated?

Use the distance formula to determine the distance that point q is from r on the hypotenusebased on a 2-3 ratio.i need asap !

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

An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.