Astore is selling 5 notebooks for $15.00. at this rate, what is the cost of 8 notebooks?
a. $15.05
b. $15.08
c. $15.13
d. $24.00

step-by-step explanation:

hunhgunyt7 in u uuuhiuteu

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.