Answer :
The expression for the total surface area of rectangle was used, with all values rightly plugged in, the total surface area is 306 in^2
Surface area of Solids
Given Data
- Length = 4.5 inch
- Width = 6 inch
- Height = 12 inch
We know that the expression used in finding the surface area is given as
Surface area of rectangular prism =2(wl+hl+hw)
Substituting our given data into the formula we have
=2(6*4.5+12*4.5+12*6)
=2(27+54+72)
=2(153)
= 306 in^2
Learn more about area of shapes here:
https://brainly.com/question/2607596
Answer:
306
Step-by-step explanation:
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