All of the following expressions are equal except
2
8
쭒
24

Rearrange the formula c^2 = a^2 + b^2 for b

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?

Dagne measures and finds that she can do a vertical jump that is 27.5% of her height.if dagne is 48 inches tall, how high can she jump? enter your answer in the box. inches