Answer :

Given a figure of a right trapezoid

The bases are the sides, 4 and 6

And the height = 4

The area of the trapezoid = 1/2(sum of the bases) times the height

So, the area =

[tex]\frac{1}{2}(4+6)\cdot4=\frac{1}{2}\cdot10\cdot4=20[/tex]

So, the answer will be: Area = 20 unit²