Which unit of measurement would be the most appropriate to measure the mass of a person?

a. kilograms
b. grams
c. liters
d. kiloliters

He expression 2(l + w) is used to calculate the perimeter of a rectangle, where l is length and w is width. if the length is fraction 2 over 3 unit and the width is fraction 1 over 3 unit, what is the perimeter of the rectangle in units? fraction 2 over 3 unit 1 unit 1fraction 2 over 3 units 2 units

Solve the system. -a+4b+2c=-8 3a+b-4c=9 b=-1 a.(0,11) ,-1,2) c.(1,1,-2) d.(2,-1,-1)

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?