How much more is 6.48 x 10^7 than 2.15 x 10^7

Which statement best explains why ben uses the width hi to create the arc at j from point k

00 points ! missy’s rotation maps point k(17, –12) to k’(12, 17). which describes the rotation? 270° counterclockwise rotation 90° counterclockwise rotation 90° clockwise rotation 180° rotation

Plz hurry evaluate the expression a+b where a=8 and b=19