Pleease !

approximate the square root of 42 to the nearest tenth.
(showing work is optional)

You are designing a rectangular pet pen for your new baby puppy. you have 30 feet of fencing you would like the fencing to be 6 1/3 feet longer than the width

The table shows the number of students who signed up for different after school activities. activity students cooking 9 chess 4 photography 8 robotics 11 select the true statements about the information in the table.

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)