A scientific theory is a validated explanation of some aspect of the natural world, based on multiple facts that have been frequently verified through research and experimentation. Fact theories are not "guesses" but reliable accounts of the real world.
Answer:
I think the answer is c
The hinge theorem. Just think of the two sides being connecting by a "hinge"
Answer:
20570
Step-by-step explanation:
3% of 17,000 is 510 so 17,000+7(510)=20570