Question

1).If the co-ordinate of pt. A is 7 and the co-ordinate of pt. B is -12, find d (A,B) ​

Answer 1

Answer:

X and Y are points on the side LN of the triangle LMN such that LX = XY = YN. Through X, a line is drawn parallel to LM to meet MN at Z (see figure). Prove that ar (ΔLZY) = ar (MZYX).