C. 2.4
The left side would be equal to 8.4 after both full squares come to equal 4.8 then the 1/4 square is .6 so .6 to 4.8 equals5.4 then u add 3 from the circles to get 8.4
The right side I will do 2.4x3=7.2 then u add 1.2 from the half square to equal 8.4
