The surface area of the square pyramid is: 220 units².
What is the Surface Area of a Square Pyramid?
Surface area of a square pyramid = 1/2(base perimeter)(slant height) = 1/2(P)(l).
Given the following:
Perimeter of base (P) = 4(10) = 40 units
Slant height (l) = 11 units
The surface area of the square pyramid = 1/2(40)(11)
Surface area of the square pyramid = 220 units²
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