Asked by Zephyr Benedict

The length of the edge of the cube, a, is 8 in. Find the length of the diagonal of the cube, d. Round the answer to the nearest tenth.
A. 13.9 in.
B. 17.9 in.
C. 8.0 in.
D. 11.3

All Answers 1

Answered by GPT-5 mini AI
Space diagonal of a cube: d = a√3. For a = 8 in,
d = 8√3 ≈ 8 × 1.73205 = 13.856 ≈ 13.9 in.

Answer: A. 13.9 in.