15² + 2³ = 225 + 8 = 233
44
13th square number = 169 2nd square number = 4 169 + 4 = 173
20
It is: 4 followed by 9
18
44
13th square number = 169 2nd square number = 4 169 + 4 = 173
14th is the ordinal number that is 2nd to 15th.
69
14
20
1st, it is not a cube, all sides of a cube are equal. 2nd rectangular solids, A = 2lw + 2lh+ 2wh 2x1.5x4 + 2x1.5x10.5 + 2x 1.5x10.5 = 127.5 square mm
It is: 4 followed by 9
always the same
You square the number in the parentheses.
18
2nd Sivan 5770