Sharing videos of congruence of triangles for Class 7 to clear the concept Congruence of triangles https://youtu.be/evpQTwFbN-8 https://youtu.be/HwbTJNcZsuc
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Showing posts from 2017
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Sharing importance of" Sriyantra" in Geometry The Sriyantra consists of 5 downward triangles and 4 upward triangles which represent the female principle that is Shakti and male principle that is Shiva respectively. Also it maps spiritual journey from the earthly plane to final enlightment that is centre of universe. It is a beautiful combination of all geometrical figures as triangles,rectangle,concentric circle,rhombus and trapezium etc.
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QUIZ ON VOLUME AND SURFACE AREA A cube of 9 cm. is immersed completely in a rectangular vessel containing water. If the dimensions of base are 15 cm. and 12 cm. Then find the rise in water level in the vessel. (a) 4 .05 cm. (b) 6 cm. (c) 8 cm. (d) 9cm. 2. A cylindrical tub of radius 16cm. contains water to a depth of 30cm. A spherical iron ball is dropped into the tub and thus level of water is raised by 9cm. What is the radius of the ball? (a ) 6 cm. (b) 12 cm. (c) 18 cm. (d) 24 cm. 3. A cylindrical container with diameter of base 56cm. contains sufficient water to submerge a rectangular solid of iron with dimensions 32cm and22 cm. Find the rise in the level of the water when the solid is completely submerged. (a) 6 cm. (b) 4 cm. (c) 8cm. (d) 10 cm. 4. A cone of radius 5c...
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Date 9.1.2017 Jharkhand Government has launched a programme "GYANA NJALI " in which teachers and students are sharing teaching -learning process. On 9th January I got an opportunity to teach class VIII students of Rajkiya Madhya Vidyalaya,Kokar ,Ranchi. Students took keen interest to learn Probability by activities and games.