Three side lengths of a right triangle are given. which side length should you substitute for the pythagorean theorem?

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

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart

At the movie theatre, child admission is $5.20 and adult admission is $9.70. on sunday three time as many adult tickets as child tickets were sold, for a total sales of $788.90. how many child tickets were sold that day?