The length of room is 1.5 times of its breadth. If the area of the room is 216 sq. meters, what is the perimeter of the room?

The length of room is 1.5 times of its breadth. If the area of the room is 216 sq. meters, what is the perimeter of the room? Correct Answer 60 meter

ধরি, ঘরটির প্রস্থ = x মিটার ,, দৈর্ঘ্য = 1.5x = 3/2x মিটার প্রশ্নমতে, x × 32 × x = 216  ⇒ x2 = 216 × 23⇒ x2 = 144 ⇒ x = 12 প্রস্থ = 12 মিটার. দৈর্ঘ্য = 3/2 × 12 = 18 মি. পরিসীমা = 2(12 + 18) মিটার = 60মিটার
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