Can one cut out a triangle of one side 7cm and its opposite angle `40^@`from a circular sheet of diameter 10 cm. Justify your answer. [sin `40^@`= 0.64]

One angle of a triangle is 150^@ and its opposite side 3 centimetre.Find the diameter of its circum circle.

One side of a triangle is 6 cm and the angle at its ends are 40^circ and 65^circ . Calculate its area.

In triangle A B C, /_A=40 ^circ, B C=8 cm Find the circum diameter of the triangle. [sin '40=0.64]'

The areaof a parallelogram with one side 8cm and an angle 30^@ is 80 cm^2 . Find out the length of the other side.

The diagonal of a rectangle is12 cm and it makes an angle 35^@ With one side. Find the perimeter of the rectangle. [sin 35^@ = 0.57, cos 35^@ = 0.82]

A triangle is to be drawn with one side 8 cm and an angle on it 40^circ . What is the minimum length of the side opposite this angle ?

One of the angle of a right angled triangle is 30^@ .Let the length of smaller side be 6 cm then find its hypotenuse ?

The lengths of two sides of a triangle are 8 cm and 10 cm and the angle between them is 40^circ . Calculate its area. What is the area of the triangle with sides of the same Iength, but angle between them 140^circ ?