the window is comprised of 2 squares and 2 quarter circles. the span of the windows across the bottom is 16ft. how much glass wil be needed to complete the window?

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.