Question

pleaaseeeee help
The 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
A:2 over 3 unit
B:1 unit
c:1Fraction 2 over 3 units
D: 2 units

Answer 1

@LynFran

Answer 2

@Michele_Laino ????

Answer 3

we have:
\[\Large perimeter = 2\left( {l + w} \right) = 2\left( {\frac{2}{3} + \frac{1}{3}} \right) = ...?\]

Answer 4

hint:
\[\Large \frac{2}{3} + \frac{1}{3} = \frac{{2 + 1}}{3} = ...?\]