Answer:
Step-by-step explanation:
The formula for a sector of a circle with angle is .
Substituting given values, we have:
Answer:
B = 70
Step-by-step explanation:
We can simplify it a bit
oh wait,
remember taht x^0=1, no matter what x is
we see the whole thing is to the zero power
the whole thing is equal to 1
doesn't matter what x or y is
the whole thing evaluates to 1