Home
Class 9
MATHS
A triangular park ABC has sides 120m, 80...

A triangular park ABC has sides 120m, 80m and 50m. A gardener Dhania has to put a fence all around it and also plant grass inside. How much area does she need to plant? Find the cost of fencing it with barbed wire at the rate of Rs 20 per metre leaving a space 3m wide for a gate on one side.

Text Solution

AI Generated Solution

To solve the problem step by step, we will follow the necessary calculations to find the area of the triangular park and the cost of fencing it. ### Step 1: Identify the sides of the triangle Given: - Side A = 120 m - Side B = 80 m - Side C = 50 m ...
Promotional Banner

Topper's Solved these Questions

  • HERONS FORMULA

    NCERT ENGLISH|Exercise Exercise 12.1|6 Videos

  • COORDINATE GEOMETRY

    NCERT ENGLISH|Exercise Solved Examples|4 Videos

  • INTRODUCTION TO EUCLIDS GEOMETRY

    NCERT ENGLISH|Exercise Exercise 5.1|7 Videos

Similar Questions

Explore conceptually related problems

A triangular pack A B C HAS SIDES 120 m ,\ 80 m\ a n d\ 50 m . (See in Figure). A gardener Dhania has to put a fence all around it and also plant grass inside. How much area does she need to plant? Find the cost of fencing it with barbed wire at the rate of Rs. 20 per metre leaving a space 3m wide for a gate on one side.

Find the cost of fencing a square park of side 300m at the rate of Rs. 20 per metre.

The area of a circular field is 2464 m^(2) . Find the cost of fencing it at the rate of Rs. 6.50 per metre .

Find the cost of fencing a triangular garden with sides 20m, 24 m and 32 m at the rate of 142 per metre.

The area of a rectangular ground is 120 m^2 and its length is 12 mdot Find the cost of fencing the ground at the rate of Rs. 125 per metre.

Reeta wants to fence the graden in front of her house on three sies. The dimensions of the three sides are 14 m, 12 m, and 19m. Find the cost of fencing the garden at the rate of Rs 110 per meter.

Anu wants to fence the garden in front of her house (Fig 11.5), on three sides with lengths 20 m, 12 m and 12 m. Find the cost of fencing at the rate of Rs 150 per metre

A path 5 m wide runs along inside a square park of side 100 m. Find the area of the path. Also find the cost of cementing it at the rate of Rs250 per 10m^2.

One side of a square field is 179 m. Find the cost of raising a lawn on the field at the rate of Rs 1.50 per square metre.

Anu wants to fence the garden in front of her house (Fig 11.5), on three sides with lengths 20 m, 12 m and 12 m. Find the cost of fencingat the rate of Rs 150 per metre