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The edge of a cube is 19 cm. What is the total surface area of the cube (in cm²)?

A2186

B2156

C2166

D2176

Answer:

C. 2166

Read Explanation:

Edge of cube = 19 cm

Use formula

Total surface area of a cube:
6a26a^2

Substitute value

6×192=6×3616 \times 19^2 = 6 \times 361

Multiply

6×361=21666 \times 361 = 2166

Final Answer: 2166 cm²


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