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Chapter 14 Worksheet 1 | Visualising Solids | Class-7 DAV Secondary Mathematics
Unit 14 Worksheet 1 || Visualising Solids
1. Consider this pyramid ABCDE (Fig. 14.3). Its base is a square BCDE. Find out how many more faces does it have. What is the shape of its other faces?
Answer 1:
2. Name all the vertices, edges and faces of the given pyramid.
Answer 2:
3. Now many vertices, edges and faces will a cuboid have? What is the shape of its faces?
Answer 3:
4. Consider the given figure (Fig. 14.4). It shows a cube surmounted by a pyramid. How many faces, edges and vertices does it have? Name its edges, faces and vertices. Also, state the faces which are triangles and which are squares.
Answer 4:
- Chapter 1 Rational Numbers | Class-7 DAV Secondary Mathematics
- Chapter 2 Operations on Rational Numbers | Class-7 DAV Secondary Mathematics
- Chapter 3 Rational Numbers as Decimals | Class-7 DAV Secondary Mathematics
- Chapter 4 Exponents and Powers | Class-7 DAV Secondary Mathematics
- Chapter 5 Application of Percentage | Class-7 DAV Secondary Mathematics
- Chapter 6 Algebraic Expressions | Class-7 DAV Secondary Mathematics
- Chapter 7 Linear Equations in One Variable | Class-7 DAV Secondary Mathematics
- Chapter 8 Triangle and Its Properties | Class-7 DAV Secondary Mathematics
- Chapter 9 Congruent Triangles | Class-7 DAV Secondary Mathematics
- Chapter 10 Construction of Triangles | Class-7 DAV Secondary Mathematics
- Chapter 11 Perimeter and Area | Class-7 DAV Secondary Mathematics
- Chapter 12 Data Handling | Class-7 DAV Secondary Mathematics
- Chapter 13 Symmetry | Class-7 DAV Secondary Mathematics
- Chapter 14 Visualising Solids | Class-7 DAV Secondary Mathematics