A statement is something you are standing for and your sticking to it.
Answer:
I think it's B I hope this is the right answer.
Answer:
a.) -9
b.) -1
Step-by-step explanation:
THEOREM:
- Angle sum property —: The sum of interior angles of a triangle is 180°.
ANSWER:
Let the missing angle be x.
By angle sum property,
- ∠x + 20° + 80° = 180°
- ∠x + 100 = 180°
- ∠x = 180° – 100°
- ∠x = 80°
So, <u>Correct choice</u> - [C] 80°.
