Answer:
42
Step-by-step explanation:
The measure of angle K is 48, the measure of angle m is 90. From there you have 138 degrees. A triangle is 180 degrees. You subtract 138 from 180.
Answer:
2 second one cuz x can't be smaller than 0 because x is SQUARED
Answer:
x and y
Step-by-step explanation:
because it make sense