number 7:

In ABC triangle, AB= 1.8cm, BC= 8cm and AC= 8.4cm

Does this triangle contain a right angle? If your answer is ‘yes’, state which angle it is and justify your answer

pls help

number 7 In ABC triangle AB 18cm BC 8cm and AC 84cm Does this triangle contain a right angle If your answer is yes state which angle it is and justify your answ class=