Answer:
None of the above
Step-by-step explanation:
1, 3, 5, 9, 15, 45 are multiple of 45
10 because it is in the 5ś categorie
1. Scalene right
2. Isosceles acute
3. Parallelogram
n=10
-2=-n+8
-n=-10
c
Just concentrate you can do it
