Answer:
It’s a
Step-by-step explanation:
Answer:
2 is scalene
3 is right
4 is right
5 is equalatirel
6 is scalene
7 is isocoles
8 is equalatirel
9 is right
Step-by-step explanation:
So it is distance from zero so 6+15=21
1 2 3 4 5 6 7 8 9 10 (11) 12 13 14 15 16 17 18 19 20 21
eliminate one from each side till you find the middle
Easy 5+4=9+8=17 your answer is 17 :)