Ab:bc is 1:3 and ac=12 find ab and bc

Find the height of a square pyramid that has the volume of 32 ft.³ and a base lengthof 4 feet

Ineed with this problem 21 show steps

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how