Step-by-step explanation:
By Geometric mean property:

Thus, option A) 4√3 is the correct answer.
The wallet was y’all doin was a good night I gotta have to be back in the time of my time with you again and daddy mommy daddy and daddy daddy and mommy daddy mommy mommy daddy and daddy mommy mommy and yyyyy
Answer:
the area of the mat = total area added minus the original area of the water color painting.
length of the mat is:
L = 21 in + 3 in + 3 in because 3 in is added to each side
L = 27 inwidth of the mat is:w = 11 in + 3 in + 3 inw = 17in
Area mat = (27 in x 17 in) - ( 21 in x 27 in)
area mat = 108 sq in is the area of the mat