ITS RIGHT HEREE HELPPP

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.

Measures of the angle of r, 31 s (x+4) t (3x+9)

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.