MathDB

How many triangles are in this figure? [asy] import olympiad; pair A = (0,0); pair B = (0,1); pair C = (0,2); pair D = (0,3); pair E = (0,4); pair F = (1,0); pair G = (2,0); pair H = (3,0); pair I = (4,0); pair J = (1,4); pair K = (2,4); pair L = (3,4); pair M = (4,4); pair N = (4,3); pair O = (4,2); pair P = (4,1); draw(A--E--I--A); draw(M--E--I--M); draw(B--F); draw(C--G); draw(D--H); draw(L--N); draw(O--K); draw(P--J); draw(B--F); draw(B--F); draw(H--P); draw(G--O); draw(F--N); draw(B--L); draw(C--K); draw(D--J); draw(A--M); [/asy]

(A) 56

(B) 60

(C) 64

(D) 68

2

Problems(2)