Mental Maths Week 30 Tuesday
Q. 1 - no
Q. 2 - 8 faces, 12 edges, 6 vertices
Q. 3 - 1,800
Q. 4 - 0.34
Q. 5 - -2
Q. 6 - 1.3
Q. 7 - 3,500
Q. 8 - arrow pointing to the left
Q. 9 - 3/8
Q. 10. - false
Q. 11 - 10
Q. 12 - 0.25
Q. 13 - 8
Q. 14 - 16
Q. 15 - 15 in 20 (3 in 4)
Q. 16 - 0.11
Q. 17 - it should look like a triangle
Q. 18 - 5
Q. 19 - 180mm
Q. 20 - A and D; C and F; B and E
PS 1 - 2/5
PS 2 - 25, 35
Busy at Maths pg.168+169
Page 168
1. Solid
2. Length, Width, Height
3.Vertex
4. Base.
5.Apex.
6. Shape of bases
7. Tetrahedron
8.Prism
9.Cylinder
10. Polyhedral
11. Polyhedron
12. Shape net.
Page. 169
1a) Cuboid= faces:6/edges:12/ vertices 8/ meet 3.
b) Tetrahedron= faces:4/edges:6/vertices:4/meet:3
c) Pentagonal Prism= faces:7/edges:15/vertices:10/meet:3
d)cube: faces:6/edges:12/vertices:8/meet:3
e)triangular prism: faces:5/edges:9/vertices:6/meet:3
f) hexagonal pyramid: faces:7/edges:12/vertices:7/ meet (i)6 (ii)3
Q. 1 - no
Q. 2 - 8 faces, 12 edges, 6 vertices
Q. 3 - 1,800
Q. 4 - 0.34
Q. 5 - -2
Q. 6 - 1.3
Q. 7 - 3,500
Q. 8 - arrow pointing to the left
Q. 9 - 3/8
Q. 10. - false
Q. 11 - 10
Q. 12 - 0.25
Q. 13 - 8
Q. 14 - 16
Q. 15 - 15 in 20 (3 in 4)
Q. 16 - 0.11
Q. 17 - it should look like a triangle
Q. 18 - 5
Q. 19 - 180mm
Q. 20 - A and D; C and F; B and E
PS 1 - 2/5
PS 2 - 25, 35
Busy at Maths pg.168+169
Page 168
1. Solid
2. Length, Width, Height
3.Vertex
4. Base.
5.Apex.
6. Shape of bases
7. Tetrahedron
8.Prism
9.Cylinder
10. Polyhedral
11. Polyhedron
12. Shape net.
Page. 169
1a) Cuboid= faces:6/edges:12/ vertices 8/ meet 3.
b) Tetrahedron= faces:4/edges:6/vertices:4/meet:3
c) Pentagonal Prism= faces:7/edges:15/vertices:10/meet:3
d)cube: faces:6/edges:12/vertices:8/meet:3
e)triangular prism: faces:5/edges:9/vertices:6/meet:3
f) hexagonal pyramid: faces:7/edges:12/vertices:7/ meet (i)6 (ii)3