Any context to this question?
N the xy-plane above<span>, </span>O is the center<span> of the cirlce. In the </span>xy-plane above<span>, </span>O is the center<span> of the cirlce, and the </span>measure<span> of angle AOB is pie/a radians</span>
Answer:
1.B not sure about 2 though sorry i couldnt help u on 2 Step-by-step explanation:
The answer is 81. since (-3)^2 is 9. Therefore, 9x9=81.