Are you looking for DAV Maths Solutions for class 7 then you are in right place, we have discussed the solution of the Secondary Mathematics book which is followed in all DAV School. Solutions are given below with proper Explanation please bookmark our website for further update !! All the Best !!

**Chapter 11 Worksheet 1 | Perimeter and Area | Class-7 DAV Secondary Mathematics**

## Unit 11 Worksheet 1 || **Perimeter and Area**

**1. A rectangular garden 30 m long and 25 m wide has a path 2.5 m wide running all around inside it. Find the area of the path. **

**Answer 1:**

**2. A path 1 m wide is built inside a square park of side 30 m along Its sides. Find the area of the path. Calculate the cost of constructing the path at the rate of Rs. 70 per m2. **

**Answer 2:**

**3. A tablecover 5 m x 3 m, is spread on a meeting table. If 25 cm of the table covers hanging all around the table. find the area of the table top. **

**Answer 3:**

**4. A garden is 120 m long and 85 m wide. It has an inside path of uniform width 3.5 rn all around it. The remaining part of the garden is covered by grass. Find the cost of covering the garden by grass at 50 paise per square metre. **

**Answer 4:**

**5. Calculate the area of the shaded region in the Fig. 11.3.**

**Answer 5:**

**6. A rectangular lawn measuring 50 m by 36 m is surrounded externally by a path which is 2 m wide. Find the area of the path. Also, calculate the cost of levelling of the path at 16 per m2. **

**Answer 6:**

**7. A painting 40 cm long and 28 cm wide is painted on a cardboard such that there is a margin of 2 cm along each of its sides. Find the total area of the margin. **

**Answer 7:**

**8. Each side of a square flower bed is 3 m 80 cm long. It is extended by digging a strip 50 cm wide all around it. Find the area of the enlarged flower bed and also the increase in the area of the flower bed.**

**Answer 8:**

- 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

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