- Im micchael jolliff?

Discover Questions

Can anyone pls explain this physics word problem to me? If a 30 -meter pine tree casts a shadow of 30 meters, how far is the tip of the shadow from the top of the tree? Must I always use all the known-things in physic probelm? Can I just use some of them when I can find the answer just with some of them? Is there risk of earthquake in Florence-Italy? Is the quadratic equation (2x-1)(x+4) the same thing as the quadratic equation 2(x-1/2)(x+4)?