The dimensions of a rectangular box are 8 by 5 by 9. What is the surface area?
1 answer:
Answer:
OPTION D
Step-by-step explanation:
the surface area of a rectangle =2Lw+2Lh+2wh
L=8
h=5
w=9
we have:
the surface area of a rectangle =2*8*9+2*8*5+2*9*5
the surface area of a rectangle = 144+80+90
the surface area of a rectangle =314 square units
The answer is option D
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