CAN ANYONE HELP ME WITH THIS? YOU CAN DO 1 QUESTION ID U WANT TO .

Answer:
144
Step-by-step explanation:
First, add up the diagonals: [tex]6+6\\18+4[/tex]
Next, multiply the 2 quantities: [tex]12*24=288[/tex]
Finally, divide by 2[tex]\frac{288}{2}=144[/tex]