HELP OMG PLZ

the area is 54,

For finding the area of a triangle you do length time height divided by 2

6 x 18 = 108

108 divided by 2 = 54 units²

a

step-by-step explanation:

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.