Is 6 the same answer as the answer you would get directly finding the square root of 36

Yes the answer is the same. Indeed, the answer to the square root is 6.

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value

if the pizza is divided equally into 2 equal halves then you would get

πr^2/2

where r is the radius of the pizza.

happy to

pls mark as brainliest