Mel's dress shop received an invoice dated july 17 for $1,200 with terms of 2/10, 1/15, n/60. on july 20, mel dress shop sent a partial payment of $650. the actual amount that should be credited is

first, you divide the triangle in two, tô form a retangle triangle. after, using pythagoream theorem:

18^2 = 14^2 + (x/2)^2

(x^2/4) + 196 = 324

x^2/4 = 324 - 196

x^2/4 = 128

x^2 = 512

x = √512

x = √2^9

x = 16√2 cm

i hope i you.