1 Answer

Hector · Answer 1 · 2020-06-22T20:24:16+0000

Answer:

63

Explanation:

The two tangents to a circle from the same point are the same length.

SD = SG

5x +18 = 8x -9

27 = 3x . . . . . . . . add 9-5x

9 = x . . . . . . . . . . divide by 3

SG = 8x -9 = 8·9 -9

SG = 63

Please log in or register to add a comment.