An arc of 30 ° in one circle is double an arc in a second circle, the radius of which is three times the radius of the first. Then the angles subtended by the arc of the second circle at its center is 

In the given figure, ∠QRU = 72°, ∠TRS = 15° and ∠PSR = 95°, then what is the value (in degrees) of ∠PQR ?

If angle bisector of a triangle bisects the opposite side, then what type of triangle is it?

The difference between the circumferences of two circles is 110 cm and the radius of the smaller circle is 14 cm. what is the radius of the larger circle?

Find the value of ∠OBE=?

If diagonals of a rhombus are 16 cm and 30 cm. then what is the perimeter (in cm) of the rhombus?

The radius of a circle is 14 cm. what is area of another circle having radius 1.5 times the actual circle?

AD is the median of a triangle ABC and O is the centroid such that AO = 10 cm. The length of OD (in cm) is