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CBSE Notes 2011-2012

A triangular colourful scenery is made in a wall with sides 50 cm, 50 cm and 80 cm. A golden thread ...

Multiple choice question

A triangular colourful scenery is made in a wall with sides 50 cm, 50 cm and 80 cm. A golden thread is to hang from the vertex so as to just reach the side 80 cm. How much length of golden thread is required ?

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40 cm

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80 cm

unknown

50 cm

unknown

30 cm