I ain't never seen two pretty best friends

Is this an example of a relief? why? what type of relief sculpture is it? explain.

Who was pink floyd? i need answer for assignment answer who he was and three songs he sang.

The major axis of earths orbit is 299,200,000 km, and the distance between the foci is 4,999,632km calculate the eccentricity of earths orbit. how does this value compare to the value noted in. the digging dipper?