HELP PLEASEdont answer just for points:(

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.

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that

What is the area of the shaded sector?