Respuesta :

fieryanswererft

Answer:

  • 450 in²
  • 119 ft³

surface area of rectangular prism :

2 ( length * width + length * height + width * height )

2 ( 15 * 10 + 15 * 3 + 10 * 3 )

2 ( 225 )

450 in²

volume of triangular prism :

( base * height * length ) ÷ 2

( 7 * 4 * 8.5 ) ÷ 2

119 ft³

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