Answer:
408 units^2
Step-by-step explanation:
area of triangle: 1/2(6)(8)=24
24*2=48
area of bottom rectangle: 6(15)=90
area of front rectangle: 15(10)=150
area of back rectangle: 8(15)=120
48+90+150+120=408
Therefore, 408 units^2
I hope this helped and have a good rest of your day!
