- The fastest person who answer correctly will get 1 point/question/answer

- You can still answer my old question at https://e-learning.codienhanoi.edu.vn/discuss/member/leanhduy0206 and get point

THE QUESTION TODAY IS:

2) Given \(\Delta ABC\)  right at A

    AB = 3 cm & AC = 4 cm

    Draw a square BCED outside the triangle A B C D E 4 3

    What is the length of AD?

(MYTS - 2018 - Grade 7)