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23 votes
23 votes
Help please much appreciated if you attempt to help

Help please much appreciated if you attempt to help-example-1
User Menno Jongerius
by
2.7k points

2 Answers

9 votes
9 votes

Answer:

728 cm²

Explanation:

the surface area is the area of the 6 faces.

the opposite rectangular faces are congruent , then

SA = front/ back + sides + top/ bottom

= 2(14 × 14) + 2(6 × 14) + 2(14 × 6)

= 2 × 196 + 2 × 84 + 2 × 84

= 392 + 168 + 168

= 728 cm²

User Yanfang
by
2.7k points
18 votes
18 votes

196 36 correct answer is 232

User Chris Kottom
by
2.8k points