Answer:
1
Step-by-step explanation:
because a number multiplied with 1 is equal to itself
The answer is either c or d. I would go with answer c though. sorry if it is wrong
The value of 4 is in the 10,000 place. :)
The answer is circumcenter because it has to do with triangles!
I hope this helped! Brainliest? :) -Raven❤️