Emergency bedside kit

A disaster supply kit is a collection your household may need in the event of an emergency.I am going list the items that you will need for your emergency bedside kit.

1-Water

2-Food

3-Batteries

4-Flashlight

5-First Aid kit

6-Jacket , sleeping bag and warm blanket

7-Tent

8-Medicine

9-Signal flare

10-Matches

What is Square roots and surface area

This unit we are learning about Square roots.Now i am gonna tell you what is square roots.

Square root is a  number that  times itself.

Example-Square root of √81 is 9 because 9×9=81

Surface area is a the total area of surface of three-dimensional object.

I dont really know a lot about surface area.