SCREEN 12: DEFSNG A-Z M = 0 S = .026 X1 = 230 Ystart = 4 Y1 = Ystart XA = 3 YA = 3 10 M = M + S X1 = X1 + XA * COS(M) Y1 = Y1 + YA * SIN(M) B = ABS(Y1 - Ystart) X2 = X1 + B Y2 = Y1 + B LINE (X1, Y1)-(X2, Y2), 0, BF LINE (X1, Y1)-(X2, Y2), 15, B GOTO 10