Grade 10Analytical Geometry
In the figure, ABCD is an isosceles trapezium. AC=4X-2, OD= 2X+4 and OB= X+1, then X is
a)4 b)5 c)6 d)7
In the figure, ABCD is an isosceles trapezium. AC=4X-2, OD= 2X+4 and OB= X+1, then X is
a)4 b)5 c)6 d)7
1 Answer
jitender lakhanpal
Dear Halak,
this is not the problem of similar triangles it can be solved by the property of trapezium
that both the diagonals are equal so length of one diagonal is
|
AC=4X-2 and other OD+OB = BD so by the given information we get BD= 3X + 5 so AC = BD 4X-2 = 3X+5 SO X = 7 |
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