What is the length of the arc if the radius is 9 and central angle of 20 degree

Mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box? [type your answer as a number.]

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers

What is always true about a positive integer raised to a negative odd power?