Question

This is a bit hard for me. I have no clue at all on this. Been trying please help me Thank you

Answer 1

well the pyramid surface area is just 4 triangles that are the same shape and 1 square. so the square's area = 4*4 = 16 and a triangle would be 5*4*0.5 = 10 but there are 4 triangles so 4*10 = 40 plus the area of the circle so the answer is 56