Need help with geometry assignments so hard parallel is so hard smart people 100% answer it pls

Asquare parking lot has 6,400 square meters what is the length in meters

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?