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uhc leligth oT36 cmO 13 cmD 9 cmcFig 11.25Fig 11.26& AABC is isosceles with AB -AC7.5 cm and BC-9 cm (Fig 11.26). The heightAD from A to BC, is 6 em. Find the area of AABC. What will be the height from Cto AB i.e., CE? |
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Answer» the area of the triangle will be 1/2* base * heightConsidering BC as base , and AD as height, area = 1/2*6*9 = 27 cm²Considering AB as base and CE as height ,area = 1/2 * 7.5 * CESo, 1/2* 7.5 * CE = 27this gives, CE = 7.2 cm |
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