Ashadow 2 meters long is cast by a statue that is 2.1 meters tall. if a stucco column close by casts a shadow 4 meters long, how tall is the stucco column? show thought process.

Which graph corresponds to the function f(x) = x2 + 4x – 1?

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*