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Which diagram is a net for this pyramid?
What is the surface area of the triangular pyramid?

◻ square centimeters

Which diagram is a net for this pyramid? $\newline$ What is the surface area of the triangular pyramid? $\newline$ $\square$ square centimeters

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Area and perimeter: word problems

Full solution

Q. Which diagram is a net for this pyramid?

\newline

What is the surface area of the triangular pyramid?

\newline

\square

square centimeters

Identify base and faces: Identify the base and triangular faces of the pyramid. The base is a square, and there are $4$ triangular faces.
Calculate base area: Calculate the area of the square base. $\newline$ If the perimeter is $136$ inches, each side of the square base is $136/4 = 34$ inches. $\newline$ Area of the base = side $\times$ side = $34 \times 34 = 1156$ square inches.

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