Question

Triangle + triangle + triangle = 30

Answer 1

Step-by-step explanation:

1 triangle = 10

so 3 triangle = 10x3 = 30

Answer 2

All the students are informed that a debate competition will be held on 28th October 2020 in school auditorium. Those who are interested and want to participate may submit their names to me or your class teacher by 19 October