Priya is stacking building blocks to make a tower. She takes a break when the tower is `2\frac{1}{2}`feet tall, which is `\frac{5}{8}` of the height of the tower she wants to build. How tall is the tower when finished?

Shown here are the three essential steps in a proof of the pythagorean theorem. comparing the 1st and 3rd steps how are the colored regions related as to the areas? a. yellow+blue=orange b. orange=yellow=green c.yellow+blue=green=orange d.yellow+green=orange+blue