An item that was selling for $72.00 is reduced to 60.00. find the percent decrease in price. round your answer to the nearest tenth

In the diagram of circle a what is m

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?