It's just a math equation.
Answer:
D
21/7 is basically 1/3 so it would be C
Step-by-step explanation:
21(3a-2b) hope this help !
I’m sorry if I’m wrong
Answer:
x = 1/2m
Step-by-step explanation:
Answer:
80°
Explanation:
All angles inside a triangle must add up to 180°