a. The coordinates of each letter in the word FIST are:
F: (2,3)
I: (5,1)
S: (2,7)
T: (2,5)
b. Change the letter F to letter G to make the word GIST.
c. The coordinates of the new letter G are:
G: (3,3)
d. The coordinates of the new letter G differ from the coordinates of F by one increment on the x-axis.