A highway noise barrier is 120 m long is constructed in 2 pieces. One piece is 45 m longer than the other one. Find the length of each piece. B)If you are to construct a rectangle with each of the sizes of the pieces beingthe length and width then what is the perimeter? C)What would be the area of that rectangle?

What is the perimeter of square abcd? units units 28 units 37 units

What is the reflection image of (5,-3) across the line y = -x?

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.