Advertisements
Advertisements
प्रश्न
The rate of planting the grass is ₹ x per square metre. Find the cost of planting the grass on a triangular lawn whose base is y metres and height is z metres.
Advertisements
उत्तर
Given, base of triangular lawn is y metres and height z metres
∴ Area of triangular lawn = `1/2 xx y xx z = 1/2 yz m^2` ...`[∵ "Area of triangle" = 1/2 xx "height" xx "base"]`
∴ Cost of planting the grass on lawn = `1/2`yz × x = ₹ `1/2`xyz.
APPEARS IN
संबंधित प्रश्न
Factorize 8x2 + y3 +12x2 y + 6xy2
Factorize x3 -12x ( x - 4) - 64
Find the value of x3 + y3 − 12xy + 64, when x + y =−4
If a + b + c = 0, then write the value of a3 + b3 + c3.
Mark the correct alternative in each of the following: The factors of a2 − 1 − 2x − x2 are
The factors of x2 + 4y2 + 4y − 4xy − 2x − 8 are
Multiply: (2x - 3y)(2x - 3y)
Divide: 10x3y - 9xy2 - 4x2y2 by xy
Divide: x5 - 15x4 - 10x2 by -5x2
A triangle is made up of 2 red sticks and 1 blue sticks 
. The length of a red stick is given by r and that of a blue stick is given by b. Using this information, write an expression for the total length of sticks in the pattern given below:
