please help! x ABCD is a parallelogram. the diagonals of ABCD intersect at O. a)express the vector CA --> in terms of a. b)express the vector AB --> in terms of a and b. c)express the vector BC --> in terms of a and b.

i think the answer is fried chicken ; >

step-by-step explanation:

111

step-by-step explanation:

answer: what in the world is this

step-by-step explanation:

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.