Rs Aggarwal 2020 2021 Solutions for Class 7 Maths Chapter 19 Three Dimensional Shapes are provided here with simple step-by-step explanations. These solutions for Three Dimensional Shapes are extremely popular among Class 7 students for Maths Three Dimensional Shapes Solutions come handy for quickly completing your homework and preparing for exams. All questions and answers from the Rs Aggarwal 2020 2021 Book of Class 7 Maths Chapter 19 are provided here for you for free. You will also love the ad-free experience on Meritnationâ€™s Rs Aggarwal 2020 2021 Solutions. All Rs Aggarwal 2020 2021 Solutions for class Class 7 Maths are prepared by experts and are 100% accurate.

#### Page No 224:

#### Question 1:

Fill in the blanks:

(i) A cuboid has ...... rectangular faces ...... edges and ...... vertices.

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

(iii) A cone has one ...... face and one ...... face.

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

#### Answer:

(i) A cuboid has 6 rectangular faces, 12 edges and 8 vertices.

(ii) A cylinder has 1 curved face and 2 flat faces.

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

(iv) A sphere has a curved surface.

#### Page No 224:

#### Question 2:

Write (T) for true and (F) for false:

(i) A cylinder has no vertex.

(ii) A cube has 6 faces, 12 edges and 8 vertics.

(iii) A cone has one vertex.

(iv) A sphere has one edge.

(v) A sphere has a curved surface.

#### Answer:

(i) True

(ii) True

(iii) True

(iv) False

(v) True

#### Page No 224:

#### Question 3:

Write five examples of each one of (i) a cone (ii) a sphere (iii) a cuboid and (iv) a cylinder.

#### Answer:

(i) Conical Flask, Funnel, Ice Cream, Birthday Cap, Top

(ii) Cricket Ball, Foot Ball, Orange, Earth, Sun

(iii) Brick, Book, Eraser, Chocolate Bar, Mobile Phone

(iv) Circular Pipe, Gas Cylinder, Round Water Bottle, Mercury Tube, Pen

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