Pls help ty still cant find the correct formula for this

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

Asquare is dilated by a scale factor of 1.25 to create a new square. how does the area of the new square compare with the area of the original square? a)the area of the new square is 1.25 times the area of the original square. b)the area of the new square is 2.50 times the area of the original square. c)the area of the new square is 1.252 times the area of the original square. d)the area of the new square is 1.253 times the area of the original square.

Its worth 10000000 points need asap if you answer correctly ill mark brainliest