Square root of 100 = 10 cm. Next, 10*2 = 20^2 = 400 ft. Next, convert cm into ft, which would make 100 into about 3.3 ft. The ratio would then be about 3/400. Does that help?
The answer is B.
Hope this helps!
Answer:108.54
Step-by-step explanation:
400+30+8 is how you put 438 in standard form.
Its the last one! Also if you dont know what I mean by this is, its the 4th one. You Welcome Merry Christmas