O is the circumcentre of If AO = 8 cm, then the length of BO is
12 cm
3 cm
6 cm
6 cm
D.
6 cm
The least number of squares tiles of side 41 cm required to pave the ceiling of a room of size 15 m 17cm long and 9m and 2cm broad is
902
656
738
738
The average of fruits offered in a temple in a week was 75. The average of fruits offered in six days excluding Tuesday was 72. How many fruits were offered on Tuesday?
90
93
72
72
PR is a tangent to a circle with centre O and radius 4 cm at point Q. If , OR = 5 cm and OP =
then the length of PR is:
3 cm
From a point, 40 m apart from the foot of a tower, the angle of elevation of its top is 60°. The height of the tower is:
40√2 cm
40√3 cm
40√3 m
40√2 m