What is the domain of the following function?

x|g(x)
1 5
2 3
3 -1
4 5

Name the quadrilaterals that have four equal sides.

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.

Extra points! find the missing dimension! need asap