Question

Which of the following sets of angles can represent a triangle ? why?

(i) 40°, 40°, 100° (ii) 105°, 45°, 90°
(iii) 90°, 30°, 60° (iv) 110°, 40°, 30°​

Answer 1

Answer:

triangle angle measure =180 degree

so 40 +40 +100=180

90+30+60=180

110+40+30=180 ......

so first third and fourth..Are angles of triangle

Answer 2

AB+BC+CA 110+40+30 180