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Oksanka [162]
9 months ago
7

Find the surface area of the pyramid round to the nearest tenth choose the correct unit

Mathematics
1 answer:
sineoko [7]9 months ago
7 0

slant height(h) = 16.3ft

Base side = 20ft

\text{Area of pyramid=}\frac{1}{2\text{ }}\times perimeterofbase\text{ x slant height}

Perimeter of base = 4(base side) = 4(20) = 80ft

\begin{gathered} \text{Area of pyramid = }\frac{1}{2}\times80\times16.3 \\ \text{Area = }652ft^2 \end{gathered}

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