The angle of a right triangle is `30^@` and its hypotenuse is 4cm. What is its area?

Hypotenuse of a right triangle is 18cm and its in radius 3cm.What is its perimeter? What is its area?

Area of a right triangle is 60 sq.centimetres and its in radius 3 cm.What is the length of its hypotenuse?

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

Prove that if the hypotenuse of a right triangle is 'h' and the radius of its incircle is 'r', then its area is 'r(h+r)'

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

Calculate the area of a right angled triangle whose one angle is 45^@ and hypotenuse 20 cm.

The perimeter of a sector of a circle is 25.28 cm and the length of its arc is 14.08 cm . What is its area?

One perpendicular side of a right triangle with angle 45^@ is '8 cm'. a) What is the hypotensuse? b) Find the radius from the midpoint of hypotenuse to the corner of the angle?

The base of a prism is an equilateral triangle of perimeter 12 centimetres and its height is 5 centimetres. What is its total surface area?