Respuesta :
Wait, you actually do not need the area.
The two expressions for RT and SQ are equal since they are both diagonals. This means 3x-8=x+16
If you solve the equation above, you get x=12
The two expressions for RT and SQ are equal since they are both diagonals. This means 3x-8=x+16
If you solve the equation above, you get x=12