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?
17/4 because you have to do 4x4 +1 which equal 17 then make that an improper fraction.
Answer:
An irrational number is any number than cannot be written in the form p/q, where q is 0 Ex. pi, non-perfect squares
Step-by-step explanation:
In this case D. isn't rational but is irrational
The opposite of the opposite of-1.4 is -1.4

It is non recurring number
Hope it helps you