THERE ISN'T AN EQUIVALENT ANSWER THERE IS A REMAINDER AND IT IS VERY LONG.
The answer to your question is C
I believe it is 510 cm because a meter equals 100 cm so 210 cm times 2 equals 410 cm then multiply 45 times 2 and get 90 cm then add 410 plus 90 and get 510 cm.
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Step-by-step explanation:
Correct me if I'm wrong!