S = 2lw + 2lh + 2wh
S = 2(12)(5) + 2(12)(7) + 2(5)(7)
S = 2(60) + 2(84) + 2(35)
S = 120 + 168 + 70
S = 288 + 70
S = 358 in²
Step-by-step explanation:
Bro its too long shorten it a bit and i will answer it
Answer:16
Step-by-step explanation:Turn percentage into a decimal and multiply. .80x20=16
That would be 6 and 6/8 inches
