You should to rotate tires on a car at regular intervals, in how many ways can four tires be arranged on arranged on a car? if a spare tire is included, how many arrangements are possible?

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?

Hi, can anyone show me how to do this problem? 100 points for this. in advance

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17