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:
15
Step-by-step explanation:
15 is 5 * 3 so is not prime.
Answer:
She walked 1 1/5 miles per hour.
Step-by-step explanation:
The answer is 69632 because of PEDMAS