Which of the following shows the construction of perpendicular to a line from a point outside the line?

Will give brainliest summations with algebraic expressions image shown

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

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