If two adjacent sides of a cyclic quadrilateral aré 2 and 5 and the angle between them is 60°. If the third side is 3, then the remaining fourth side is (a) 2 (b) 3 (c) 4 (d) 5

The two adjacent sides of a cyclic quadrilateral are 2a n d5 and the angle between them is 60^0dot If the area of the quadrilateral is 4sqrt(3) , find the remaining two sides.

The sides of a quadrilateral are 5 cm,12 cm, 14 cm and 15 cm and the angle between the first two sides is a right-angle. Find its area.

Two sides of a triangle are a and b. Find the angle between them such that area shall be maximum

If the sides of a cyclic quadrilateral are 3,3,4,4, show that a circle be inscribed in it.

Two sides of a triangle are x and y. Find the angle between them such that area shall be maximum.

If two adjacent sides of the parallelogram are (3x+5y) and (2y-x) then find its perimeter.

The sides of a quadrilateral ABCD are 6 cm, 8 cm, 12 cm and 14 cm respectively, and the angle between the first two sides is a right angles. Find its area.

If two sides a, b and the angle A be such that two triangles are formed then sum of two values of the third side is

If two sides of a triangle are roots of the equation x^2-7x+8=0 and the angle between these sides is 60^0 then the product of inradius and circumradius of the triangle is 8/7 (b) 5/3 (c) (5sqrt(2))/3 (d) 8