Select all the expressions that give the area of the figure in square units. 1. (5+6)x(3+2) 2. (8x6)-(3x4) 3. 6x8x2x3x4x5 4. (5x6)+(3x2) 5. 8x6

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?

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0

Find the dimensions of the circle. area = 64π in.² r= in.