Are the lines x=3 and y= 5 perpendicular or parallel?

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

What 8/12+8/11 in another way than and improper fraction

The table shows the height in feet of several students in miss patel’s class