In the figure given below, PT=6 cm and PA=4 cm. What is the length of AB?

∠A, ∠B, ∠C are three angles of a triangle. If ∠A -∠B =18°, ∠B – ∠C = 45°, then, ∠B, ∠A and ∠C are

PT is a tangent at the point R on a circle with centre O. SQ is a diameter, which when produced meets the tangent PT at P. If ∠SPT=32°, then what will be the measure of ∠QRP?

In the given figure, PQR is an equilateral triangle with side as 12 cm. S and T are the midpoints of the sides PQ and PR respectively. What is the area (in cm²) of the shaded region?

In ΔPQR , ∠R=54° the perpendicular bisector of PQ at S meets QR at T. If ∠TPR =46°, then what value of (in degree) ∠PQR?

If each interior angle is doubled of each exterior angle of a regular polygon with n sides, then the value of n is 

If two complementary angles are in the ratio of 2:3. find the ratio of square of smaller angle to square of greater?

Find out the equation of line which is perpendicular to 2x - 3y = 5 and passes through point (1,1).