The fourth one. If you were to fold it in, it would be that exact shape.
Answer: 4+2i is the answer i think
Step-by-step explanation:
If the angle is mesure in RADIANS then the arc is given by r. So first convert 81 degrees to radians, then multiply by r which is 10 x 81=810
Answer:
1st 2nd or both's answer you want