Question

The net of a square pyramid is show: what is the surface area of the figure? 20 points answer

Answer 1

Answer:

  0.6625 square inch

Step-by-step explanation:

The area of the central square in square inches is

  area = s²

     = 0.25² = 0.0625.

The area of each triangular side is ...

  area = 1/2bh

     = 1/2·0.25·1.2 = 0.15

So, the sum of the areas of the four sides and the base is ...

  4(0.15) +0.0625 = 0.6625 . . . . square inches