15. In the following figure of a cube, how many edges that are parallel to the edge AB?

- (A) 4
- (B) 5
- (C) 2
- (D) 3
14. In the following figure of a cube, how many edges are perpendicular to the edge AB?

- (A) 4
- (B) 5
- (C) 2
- (D) 3
13. In the following figure of a cube, which three faces form the vertex H?

- (A) ADHE, HDCG, GHEF
- (B) ABCD, HDCD, GHEA
- (C) ADCB, HDCF, GCEF
- (D) ADEF, HDCE, GCEF
12. Identical cubes are stacked in the corner of a room as shown below.

The number of cubes that are not visible are
- (A) 4
- (B) 5
- (C) 6
- (D) 7
11. Identical cubes are stacked in the corner of a room as shown below.

The number of cubes that are visible are
- (A) 4
- (B) 5
- (C) 6
- (D) 7
10. In the following figure, how many faces meeting at B?

- (A) 2
- (B) 3
- (C) 4
- (D) 5
9. The net given below can be used to make a cube. Which edge meets AN?

- (A) GH
- (B) IJ
- (C) KD
- (D) CD
8. The net given below can be used to make a cube. Which edge meets DE?

- (A) GF
- (B) IJ
- (C) LM
- (D) DC
7. If three cubes each of edge 4 cm are placed end to end, then the dimensions of resulting solid are:
- (A) 12 cm × 4 cm × 4 cm
- (B) 4 cm × 8 cm × 4 cm
- (C) 4 cm × 8 cm × 12 cm
- (D) 4 cm × 6 cm × 8 cm
6. If we rotate a right-angled triangle of height 5 cm and base 3 cm about its height a full turn, we get
- (A) cone of height 5 cm, base 3 cm
- (B) triangle of height 5 cm, base 3 cm
- (C) cone of height 5 cm, base 6 cm
- (D) triangle of height 5 cm, base 6 cm
5. If we rotate a right-angled triangle of height 5 cm and base 3 cm about its base, we get a
- (A) cone of height 3 cm and base 3 cm
- (B) cone of height 5 cm and base 5 cm
- (C) cone of height 5 cm and base 3 cm
- (D) cone of height 3 cm and base 5 cm
4. How many cubes are there in the following figure?

- (A) 21
- (B) 18
- (C) 19
- (D) None of these
3. How many cubes are there in the following figure?

- (A) 12
- (B) 14
- (C) 13
- (D) None of these
2. How many cubes are there in the following figure?

- (A) 16
- (B) 15
- (C) 12
- (D) None of these
1. How many cubes are there in the following figure?

- (A) 16
- (B) 15
- (C) 12
- (D) None of these