Brian hasa circular-shaped pool that has a radius of 13 feet. brian wants to install tile around the pool and needs to calculate the circumference of the pool. approximate the circumference of brians pool to the nearest whole unit

If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?

Evaluate the expression for the given value of the variable 7a - 4a for a =8

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed