a) 10 * 10 * 10 (volume of rectangular prism is <em>b * w * h, which are all 10 in</em>)
b) 10³ (10 * 10 * 10 is <em>10 multiplied itself 3 times</em>)
c) 6 * 6 (each layer has <em>6 rows</em>, and each row has <em>6 columns</em>)
d) 6 * 6 * 6 (<em>6 rows, 6 columns, 6 layers</em>)
e) 6³ (6 * 6 * 6 is <em>6 multiplied itself 3 times</em>)
f) Complete the multiplication: 6 * 6 = 36 --> 36 * 6 = 216 balls