Question

I NEED HELP ANSWER FAST!!!!!!!

Answer 1

There’s 4 triangles in a pyramid, use the triangle area formula 1/2(base)(height)=Area, 1/2(5)(10)= 25 * 4(triangles)= 100, plus 5*5=25 (the are of the square in the bottom of the pyramid) 100+25=125 so the surface area of the pyramid is 125in^2