Answer: m=n=3
Step-by-step explanation:
Reflecting across the y=0, in other words, the x-axis, means
So,
This gives us the system
80,000,000 is the answer
Answer:
About 1.01 times longer
we have to divide 212 by 210 since these are the lengths to get about 1.01.
Hopes this helps please mark brainly