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Yesa

Asked: March 23, 2021In: Class 7 Maths

The adjoining figure represents a rectangular lawn with a circular flower bed in the middle. Find: (i) the area of the whole land. (ii) the area of the flower bed. (iii) the area of the lawn excluding the area of the flower bed. (iv) the circumference of the flower bed.

NCERT Solutions for Class 7 Mathematics Chapter 11 Important NCERT Questions Class vii Math Chapter 11 Perimeter and Area Exercise 11.4 NCERT Books for Session 2022-2023 CBSE Board Questions No: 9

Yesa

Asked: March 23, 2021In: Class 7 Maths

Pragya wrapped a cord around a circular pipe of radius 4 cm (adjoining figure) and cut off the length required of the cord. Then she wrapped it around a square box of side 4 cm (also shown). Did she have any cord left? ( Take π = 3.14)

NCERT Solutions for Class 7 Mathematics Chapter 11 Important NCERT Questions Class vii Math Chapter 11 Perimeter and Area Exercise 11.4 NCERT Books for Session 2022-2023 CBSE Board Questions No: 8

Yesa

Asked: March 23, 2021In: Class 7 Maths

Through a rectangular field of length 90 m and breadth 60 m, two roads are constructed which are parallel to the sides and cut each other at right angles through the centre of the fields. If the width of each road is 3 m, find: (i) the area covered by the roads. (ii) the cost of constructing the roads at the rate of ₹110 per m².

NCERT Solutions for Class 7 Mathematics Chapter 11 Important NCERT Questions Class vii Math Chapter 11 Perimeter and Area Exercise 11.4 NCERT Books for Session 2022-2023 CBSE Board Questions No: 7

Yesa

Asked: March 23, 2021In: Class 7 Maths

Two cross roads, each of width 10 m, cut at right angles through the centre of a rectangular park of length 700 m and breadth 300 m and parallel to its sides. Find the area of the roads. Also find the area of the park excluding cross roads. Give the answer in hectares.

NCERT Solutions for Class 7 Mathematics Chapter 11 Important NCERT Questions Class vii Math Chapter 11 Perimeter and Area Exercise 11.4 NCERT Books for Session 2022-2023 CBSE Board Questions No: 6

Yesa

Asked: March 23, 2021In: Class 7 Maths

A path 1 m wide is built along the border and inside a square garden of side 30 m. Find: (i) the area of the path. (ii) the cost of planting grass in the remaining portion of the garden at the rate of ₹ 40 per m ².

NCERT Solutions for Class 7 Mathematics Chapter 11 Important NCERT Questions Class vii Math Chapter 11 Perimeter and Area Exercise 11.4 NCERT Books for Session 2022-2023 CBSE Board Questions No: 5

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The adjoining figure represents a rectangular lawn with a circular flower bed in the middle. Find: (i) the area of the whole land. (ii) the area of the flower bed. (iii) the area of the lawn excluding the area of the flower bed. (iv) the circumference of the flower bed.

Pragya wrapped a cord around a circular pipe of radius 4 cm (adjoining figure) and cut off the length required of the cord. Then she wrapped it around a square box of side 4 cm (also shown). Did she have any cord left? ( Take π = 3.14)

Two cross roads, each of width 10 m, cut at right angles through the centre of a rectangular park of length 700 m and breadth 300 m and parallel to its sides. Find the area of the roads. Also find the area of the park excluding cross roads. Give the answer in hectares.

A path 1 m wide is built along the border and inside a square garden of side 30 m. Find: (i) the area of the path. (ii) the cost of planting grass in the remaining portion of the garden at the rate of ₹ 40 per m ².

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