Answer:
A = 21572
Explanation:
The formula to find a rectangular prism's area is:
A = 2wl + 2lh + 2hw
OR
A = 2(wl + lh + hw)
So plug in the numbers into the formula accordingly:
A = 2(47 · 66 + 66 · 68 + 68 · 47)
A = 2(3102 + 4488 + 3196)
A = 2(10786)
A = 21572