Question

Help me I’m new I’m in 8th

Answer 1

14.1 cubic inch

Explanation:

`volume \: of \: knob \\ = (4)/(3) \pi {r}^(3) \\ = (4)/(3) * 3.14 * {1.5}^(3) \\ = (4)/(3) * 3.14 * 3.375 \\ = (4)/(3) * 10.5975\\ = (42.39)/(3) \\ = 14.13 \: {inch}^(3) \\= 14.1 \: {inch}^(3) \\`

Answer 2

14.1 in³

Explanation:

Volume of sphere:

(4/3) × pi × r³

(4/3) × (22/7) × 1.5³

= 14.1428571426 in³