1.

1). 14 cm2). 16 cm3). 18 cm4). 20 cm

Answer»

<P>For a RHOMBUS with side ‘a’ and diagonal ‘p’ and ‘q’, we can write,

⇒ 4a2 = p2 + q2

Given, side = a = 10 cm, diagonal = p = 12 cm

⇒ 4(10)2 = (12)2 + q2

⇒ q2 = 400 – 144 = 256

⇒ q = √256 = 16 cm

LENGTH of other diagonal = 16 cm



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