## RS Aggarwal Class 7 Solutions Chapter 19 Three-Dimensional Shapes Ex 19

These Solutions are part of RS Aggarwal Solutions Class 7. Here we have given RS Aggarwal Solutions Class 7 Chapter 19 Three-Dimensional Shapes Ex 19.

**Question 1.**

**Solution:**

(i) A cuboid has **six** rectangular faces **12** edges and **8** vertices.

(ii) A cylinder has **one** curved face and **two** flat faces.

(iii) A cone has one **curved** face and one **flat** face..

(iv) A sphere has a **curved** surface.

**Question 2.**

**Solution:**

(i) True : A cylinder has no vertex

(ii) True : A cube has 6 faces, 12 edges and 8 vertices.

(iii) True : A cone has one vertex.

(iv) False : A sphere has no edge.

(v) True : A sphere has one curved surface

**Question 3.**

**Solution:**

(i) Examples of cone : Ice cream cone, conical tent, conical cap, conical vessal

(ii) Examples of a sphere : A ball, a football, a volleyball, a basket ball, a hand ball.

(iii) Examples of a cuboid : A tin, a cardboard box, a book, a room, a matchbox.

(iv) Examples of a cylinder : Circular pipe, a pencil, road roller, a gas cylinder, a jar.

Hope given RS Aggarwal Solutions Class 7 Chapter 19 Three-Dimensional Shapes Ex 19 are helpful to complete your math homework.

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