1. 2, 8, 8
2. 2, 6, 8
3. 4, 6, 8
4. 2, 4, 4
2, 8, 8
1. a/6
2. a/4
3. a/3
4. a/2
a/6
1. 20/3
2. 10/3
3. 15/2
4. 5
20/3
1. √3r
2. r/√3
3. 2r/√3
4. r/2√3
2r/√3
1. r
2. r/2
3. √2/3r
4. √3/2 r
√2/3r
1. 4πa3/3√3 cubic unit
2. 4πa3 cubic unit
3. 4πa3 /√3cubic unit
4. None
4πa3/3√3 cubic unit
1. 4πh3/27 tan2α
2. 4πh2tan2α
3. 4πh3/9 tan2α
4. None
4πh3/27 tan2α
1. 2, 2
2. 1,1
3. 10, 10
4. None
1,1
1. 2a/√3, a√2/√3
2. 2a/3, a/3
3. a/√3, 2a/√3
4. None
2a/√3, a√2/√3
1. √R
2. √10 R
3. √2 R
4. R
√2 R