Respuesta :

ian2006huang

Answer:

190 mm^2

Step-by-step explanation:

Surface area of a rectangular prism=

2*length*width+2*width*height+2*length*height

2*9*2+2*2*7+2*9*7=190

190mm^2

HoOsKy

Answer:

Answer is in the picture

2 is Length

9 is width

and 7 is height

Ver imagen HoOsKy