Answer: square root is a number that can be multiplied by itself to get that number in that radical aka checked half box.
Step-by-step explanation: square root of 18 is
Approx: ~4.2
Since that approx multiplied by itself is 19. Search up place values. Numbers after the decimals start from, tenths place, hundredths, thousands place and so on. This one asked for the tenths place. 0.2 the 2 is in the tenths place