Write about a way how you have used mathematics inside or outside of school. Pls write at least 2 paragraphs or more I will give brainlist

Which matrix can be multiplied to the left of a vector matrix to get a new vector matrix ?

Can someone me with the property questions for 12 13 and 14 plz

Find the actual dimensions of the box. the side length are in meters and integers. the surface area of the box is 104 m2 and volume of the box is 60 m3.