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Varun has been selected by his School to design logo for Sports Day T-shirts for students and staff . The logo design is as given in the figure and he is working on the fonts and different colours according to the theme. In given figure, a circle with centre O is inscribed in a ΔABC, such that it touches the sides AB, BC and CA at points D, E and F respectively. The lengths of sides AB, BC and CA are 12 cm, 8 cm and 10 cm respectively.1. Find the length of ADa) 7b) 8c) 5d) 92. Find the Length of BEa) 8b) 5c) 2d) 93. Find the length of CFa) 9b) 5c) 2d) 34. If radius of the circle is 4cm, Find the area of ∆OABa) 20b) 36c) 24d) 485. Find area of ∆ABCa) 50b) 60c) 100d) 90 |
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Answer» 1. a) 7 2. b) 5 3. d) 3 4. c) 24 5. b) 60 |
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