rosie20052019 rosie20052019

23-04-2019
Mathematics

contestada

I’m stuck on this problem plz help

Im stuck on this problem plz help class=

Respuesta :

jimrgrant1 jimrgrant1

23-04-2019

Answer:

408 in²

Step-by-step explanation:

A rectangular prism has 6 rectangular faces.

Opposite faces are congruent

2 faces at (6 × 9) = 2 × 54 = 108 in²

2 faces at (9 × 10) = 2 × 90 = 180 in²

2 faces at (6 × 10) = 2 × 60 = 120 in²

surface area = 108 + 180 + 120 = 408 in²

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