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The Improved Kothar type often includes rat-proofing cones as a modification to prevent rodent infestation and protect the stored grains.
In the given figure, two identical circles of radius 4 cm touch each other. A and B are the centres of the two circles. If RQ is a tangent to the circle...
A boy runs 3 laps around a circular ground with a diameter of 28 m, traveling along its circumference at a speed of 36 km/h. Calculate the time he takes...
The lengths of three medians in a triangles are 6 cm, 8 cm, 10 cm. What is the area of that traingle (in cm 2 )?
A regular polygon has an interior angle of 144°. How many sides does the polygon have?
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 )?
Find out the circumference of a sector whose radius is 7 cm and it makes the angle of 45° at the centre?
If O is circumcentre of acute angled triangle ABC, if ∠ BOC = 60˚ then ∠ BAC = ?
Consider two concentric circles having radii 17 cm and 15 cm. What is the length (in cm) of the chord, of the bigger circle, which is a tangent to the s...
If G is the centroid and AD, BE, CF are three medians of ∆ABCwith area 24 cm 2 , then the area of ∆CGD is?
In the given figure. ‘O' is the centre of the circle and ∠BCA = 50°. The value of ∠BDA is: