Please help marking brainliest if it's correct and explain​

What is the perimeter of trapezoid jklm? + units 2 + + units 9 + units 9 + + units

Піf x = y and y= z, which statement must be true? оа. -x = -2 b. x= z ос. —x = 2 od. 2= x

Aword processing program requires a 7- digit registration code made up of the digits 1,2,4,5,6,7 and 9 each number has to be used and no number can be used mor than once how many codes are possible