A wood block is shaped like a square pyramid. The dimensions are shown in the net. What is the surface area of the wood block? 160 in² 80 in² 105 in² 185 in²
l*w for the square and 1/2 (b*h) for the triangles 5*5=25 (square) 1/2 (8*5)=20 (triangle) There are 4 triangles so take 20*4 20*4=80 80+25=105 105 in ^2