National Women’s Day is celebrated each year on February 13 in honour of Sarojini Naidu’s birthday. She was an activist for women’s rights, she was the first Indian woman President of the INC the first woman to hold the office of Governor in the Dominion of India.
Line AB is 24 m in length and is tangent to the inner one of the two concentric circles at point C. Points A and B lie on the circumfere...
In the given figure, O is centre of the circle. Circle has 3 tangents. If ∠ QPR = 45 0 , then what is the value (in degrees) of ∠ QOR ?
The cost of diamond varies directly as the square of its weight. A diamond broke into four pieces with weights in the ratio 1: 4: 5: 6. if the loss in t...
The length of a tangent from a point A at a distance 5 cms. from the centre of the circle is 4 cms. Radius of the circle is
Find the ratio between the area of the in-circle and the circum-circle of a square?
In the given figure, ABC is a right angled triangle. ∠ ABC = 90 0and ∠ ACB = 60 0. If the radius of the smaller circle is 2 cm...
In ∆ABC, AB = 5cm, BC = 6cm and AC = 10cm then find out the value of cos A?
The sides of a triangle are 24 cm, 26 cm and 10 cm. At each of its vertices, circles of radius 4.2 cm are drawn. What is the area (in cm²) of the t...
In Fig. if QT ⊥ PR, ∠ TQR = 40 ° and ∠ SPR = 30 ° , find x and y.