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The process of conveying a message to others, which requires six elements: a source, a message, a channel of communication, a receiver, and the processes of encoding and decoding is known as communication.
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 lengths of three medians in a triangles are 9 cm, 12 cm, 15 cm. What is the area of that traingle (in cm 2 )?
A conical water tank has a radius of 7 meters and a height of 24 meters. Water is being pumped into the tank at the rate of 20 cubic meters per minute. ...
AB and CD are parallel tangents to a circle with center O. Points P and Q are on AB and CD, respectively, such that PQ touches the circle at R. Find the...
If O is the orthocentre of ΔABC , if ∠ BOC = 1400 then what is the measure of ∠ BAC?
In a quadrilateral PQRS, the bisectors of ∠R and ∠S intersects each other at point 'O'. Find the ∠Q if ∠P = 75o and ∠ROS = 95...
In a trapezium, the lengths of the parallel sides are 18 cm and 24 cm, and the height is 12 cm. A circle is inscribed in the trapezium. Find the radius ...
A circular clock has the hour hand of length 42 cm. Find the length of the distance it covers by its tip from 11 p.m. to 3 a.m.
Find the area of triangle having sides in the ratio 4:5:7 & the perimeter of the triangle is 16 cm