Let ABCD be a quadrilateral with diagonals AC and BD. Prove the follow

1.	Let ABCD be a quadrilateral with diagonals AC and BD. Prove the following statements (Compare these with the previous problem);(a) AB + BC + CD > AD;(b) AB + BC + CD + DA > 2AC;(c) AB + BC + CD + DA > 2BD;(d) AB + BC + CD + DA > AC + BD.
Answer» Let ABCD be a quadrilateral with diagonals AC and BD. Prove the following statements (Compare these with the previous problem); (a) AB + BC + CD > AD; (b) AB + BC + CD + DA > 2AC; (c) AB + BC + CD + DA > 2BD; (d) AB + BC + CD + DA > AC + BD.

Let ABCD be a quadrilateral with diagonals AC and BD. Prove the following statements (Compare these with the previous problem);(a) AB + BC + CD > AD;(b) AB + BC + CD + DA > 2AC;(c) AB + BC + CD + DA > 2BD;(d) AB + BC + CD + DA > AC + BD.

Answer»

Let ABCD be a quadrilateral with diagonals AC and BD. Prove the following statements (Compare these with the previous problem);

(a) AB + BC + CD > AD;

(b) AB + BC + CD + DA > 2AC;

(d) AB + BC + CD + DA > AC + BD.