What is the length of s (the height of one of the triangular faces)? Round your answer to the nearest tenth.

s = 16.2 units

Step-by-step explanation:

s^2 = 15^2 + 6^2   (6 is 1/2 of 12)

s^2 = 225 + 36

s^2 = 261

s = 16.16

a 270° rotation about point p says on e d g e n u it y (had to space it out because it says it's a misspelling so i couldn't submit it

3

step-by-step explanation:

divide 13.5 by 9 to get the scale factor. it equals 1.5

2 * 1.5 = 3