Math ANS - volume (p136, 137)

Page 136
6. height = 21cm

7a. 324 cm cube
7b. 38 exposed surfaces  --> 342 cm square
c (i). 2
c (ii). 6
c (iii). 4

Page 137
1. 3 l 696 ml
2. 882 cm cube
3. 512 cm cube