ABCD is a rectangle. If ABD = 3x + 2 and CBD = 2x + 18.
Find the value of x and BCA.

Giving 100 points asap bev has to cut her grandma's grass this weekend and wants to know exactly how much area she will be cutting. calculate the area of the polygon. be sure to show all your work and explain your answer.

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?