Question
What will be circumradius of a right angle triangle
whose base is 9 cm & height is 40 cm ?Solution
 By pythogorus theorem, Hypotenuse 2  = Base 2   +Height 2  = 92  + 402  = 81 + 1600 = 1681, So Hypotenuse = 41 cm  Now circumradius of a right angle triangle = Hypotenuse/2 = 41/2 = 20.5cm
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