johnmagallanes
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The surface area of which composite figure is the sum of the areas of eight triangular faces?

Atwo rectangular pyramids joined at their congruent bases

Btwo rectangular pyramids joined at two congruent lateral faces

Ctwo triangular prisms joined at their congruent bases

Dtwo triangular prisms joined at two congruent lateral faces PLZ HELP ME ;C

Respuesta :

The answer is B)Two rectangular pyramids joined at two congruent lateral faces

Answer:

Option B. is the answer.

Step-by-step explanation:

As you can see from the figure attached, Rectangular pyramid has five faces. Four triangular and one rectangular face.

In this question we have to find the a composite figure which has eight triangular faces.

Therefore, by adding two rectangular pyramids by common rectangular base we can get the composite figure with eight triangular faces.

Option B. will be the answer.

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