Question

A certain type of Swiss chocolate comes in a package that's the shape of a triangular prism. If the perimeter of one of the triangular bases is 16 centimeters, what is the surface area of the entire package?

A triangular prism is shown. The triangular base has base six centimeters and height four centimeters. The height of the prism is fourteen centimeters.

164 cm2

224 cm2

248 cm2

272 cm2

@electrokid

Answer 1

for this question i got 164 at first but then i realized i did it wrong. when i used the formula is 2bh + (base perimeter)(prism height) or 2(6 x 4) + (16)(14) which got me 272. is that right?

Answer 2

there are "3" rectangular faces
and
"2" triangular bases

Answer 3

@alysssaah7 the question atlks about a diagram.. you'd have to provide that. cannot shoot darts in the dark

Answer 4

so you use the formula \[2bh + (base.perimeter)(prism.height)\]