Is it possible for two triangles to have the same side lengths but not be congruent?

Drag each scenario to show whether the final result will be greater than the original value, less than the original value, or the same as the original value. 1. a 25% decrease followed by a 50% increase 2. a 20% decrease followed by a 25% increase

How do you use the elimination method for this question? explain, because i really want to understand!

Analyze the diagram below and complete the instructions that follow. how to find tan