I want to ask. why the server when answering math does not use the method? why was it answered immediately and did not use the method? (In our country, most of them use math solving methods.)

help for answer this question comletely and don't inconsequential

What is the arc length of the subtending arc for an angle of 72 degrees on a circle of radius 4? o a. 8a oc. 16 t d. 8

This summer the number of tourists in salem increased 4.5% from last years total of 426000. how many more tourists came to salem this summer

Traffic on saturday, it took ms. torres 24 minutes to drive 20 miles from her home to her office. during friday's rush hour, it took 75 minutes to drive the same distance. a. what was ms. torres's average speed in miles per hour on saturday? b. what was her average speed in miles per hour on friday?