SSC MTS 6 Aug 2019 Shift 3 Paper

Question : 45 of 100

Marks: +1, -0

The area of a rhombus is 300

\cm^2

. If the length of one of the diagonals of the rhombus is 30 cm, then what is the length (in cm) of the second diagonal?

Solution:

The area of a rhombus = 1/2 × (diagonal)

_1

× (diagonal)

_2

⇒ 300 = 1/2 × 30 × (diagonal)

_2

⇒ (Diagonal)

_2

= 300/15 = 20 cm
∴ The length (in cm) of the second diagonal is 20 cm.

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