wendy wears an activity tracker that counts her step each day. At the end of the, the tracker showed that wendy took 12,225 steps, but she actually took 10,900 steps. what is the percent the error of the activity tracker, to the nearest tenth?

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.

Which of the following statement about pascal's triangle are true?

Solve 2x2 + 8 = 0 by graphing the related function. there are two solutions: . there are no real number solutions. there are two solutions: 2 and -2