Which button on an xbox control is R?

the right trigger...Which button on an xbox control is R?
Its the right triggerWhich button on an xbox control is R?
Left Back Trigger = L (L2)


Right Back Trigger = R (R2)


Left Trigger = L1


Right Trigger = R1


Y = Yellow Button


A = Green Button


B = Red Button


X = Blue Button


R3 Right = Push Down Right Analog


L3 Left = Push Down Left Analog
When u look at the Controller straight on it is on the right side on the back, the button that looks like a gun trigger.