MARKING BRAINLIEST !! using the distance formula falculate the perimeter of the triangle below a. 27.9 units
b. 24.3 units
c. 25.7 units
d. 28.2 units ​

answer: 4  

the square root of 16 is 4. it is a very simple mathematic concept. a square root when a number multiplied by itself will result in a number. here, the number 16 comes when 4 is multiplied by 4. hence the square root of 16 is 4. you can always figure out a square root by the inverse operation of squaring.  

if i did my math right then the answer should but 108