Answer:
C is correct :)
Step-by-step explanation:
For part a x=0 because anything to the power of 0 is 1
For part b any number could be x, because 7^0 is one and 1 to the power of anything will be 1
Hope this helps!
Answer:
4
Step-by-step explanation:
Answer:
1. 180° ∑triangle angles=180°
2. 2x
3. 52°
