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 a2 + 4b2 - 4ab - 4c2
(a – 3b)3 + (3b – c)3 + (c – a)3
The factors of x2 + 4y2 + 4y − 4xy − 2x − 8 are
If (x + y)3 − (x − y)3 − 6y(x2 − y2) = ky2, then k =
Multiply: (-2x + 3y)(2x - 3y)
Multiply: (3x - 5y + 2)(5x - 4y - 3)
Express the following as an algebraic expression:
Sum of p and 2r – s minus sum of a and 3n + 4x.
Solve the following equation.
4(x + 12) = 8
Write the variables, constant and terms of the following expression
7p – 4q + 5
If x = 2 and y = 3, then find the value of the following expressions
x + y
