Consider the following statements : 1. Let ABCD be a parallelogram which is not a rectangle. Then 2(AB^2+BC^2)\neq AC^2+BD^2 2. If ABCD is a rhombus with AB = 4 cm, then AC^2 + BD^2 = n^3 for some positive integer n. Which of the above statements is/are correct ? [2014 CDS-I]

UPSC 2014 CDS I Math Paper

Question : 82 of 100

Marks: +1, -0

Consider the following statements :
1. Let ABCD be a parallelogram which is not a rectangle. Then 2(AB2+BC2)≠AC2+BD2
2. If ABCD is a rhombus with AB = 4 cm, then AC2+BD2=n3 for some positive integer n.
Which of the above statements is/are correct ?

[2014 CDS-I]

1 only
2 only
Both 1 and 2
Neither 1 nor 2

Validate

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