The perimeter of a rectangle is 30 cm. Frame a linear equation in x and y.

The perimeter of rectangle is 40 cm. The length of rectangle is 2 cm more than twice its breadth. Find the length and the breadth of the rectangle.

The length of a rectangle is 4 cm more than is breadth. The Perimeter of the rectangle is 40 cm. Complete the following activity to find the length and breadth of the rectangle.

What is the formula for the perimeter of a rectangle? If the sum of the length and breadth is 25 cm, what is its perimeter ?

The length of a rectangle is 15 cm and breadth is 5 cm. Find its area.

The length x of a rectangle is increasing at the rate of 3 m/sec and the width y is increasing at the rate of 2 m/sec. Find the rate of change of its area when x=10 cm and y=6 cm.

The length of the perimeter of a sector of a circle is 20 cm, the maximum area of the sector is a) 30cm^2 b) 20cm^2 c) 40cm^2 d) 25cm^2

Solve the following questions : Find the perimeter of a rectangle whose two adjacent sides are 5x^2 + 2xy - 13 , 2x^2 - 6xy + 11 .

The sides of a rectangle are given by x=pma and y=pmb . The equation of the circle passing through the vertices of the rectangle is