Answer:
Step-by-step explanation:
If this is in terms of angles, 4x+6 must be equal to 90 since it is half of the angle produced by a line (180°) So solving for 4x+6=90, x=21
Answer:
idk
Step-by-step explanation:
Answer:
sorry but the question won't load i would love to help though
Step-by-step explanation:
There will be 100 hand shakes because you would do 10x10 which is 100