30 ! what is the surface area of the square pyramid? square pyramid net consisting of a square and four triangles. the square has length and width of eight inches. a triangle has a base of eight inches and a height of eleven inches.

There is one square and four triangles.

So firstly find the area of square:

8*8 = 64

Now for area of each triangle:

8 * 11 / 2 = 44

Now add them all together:

64 + 4(44) = 240

So the surface area would be 240 in²

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