31. In fig. 10, PQ=24cm, PR=7cm and O is the centre of the circle. Find the area of the shaded region. (Take π=3.14).
31. In fig. 10, PQ=24cm, PR=7cm and O is the centre of the circle. Find the area of the shaded region. (Take π=3.14).
The probability of a student getting 1,2,3 division in an examination are 1/10,3/5 and 1/4. The probability that the student fail in the examination is
In the adjoining figure , ZT is a tangent and T is a point of contact. if ZT =12cm and XY=7cm, find the length of YZ