HELP WITH GEOMETRY! 10 POINTS FOR BEST ANSWER! Few questions.

1. Yes or No for each question. Do the following sets of numbers create a triangle?
115 cm, 65 cm, 1.5 m
5 m, 9 m, 15 m
12.5 ft, 3 yd, 19.75 ft


2. For a triangle with sides a, b and c, what is the range of the length of side c?
a = 418, b = 222, c =

1. NO (2nd)
Yes 1st and 3rd

2. 196 < c < 640

Yes
No because 9 + 5 < 15
Yes

c < 440 and c > 196