The three sides of a triangle are x+1 , 2x -1 and 3x +1 respectively and the perimeter is 25 cm. The length of the smallest side is -

The three sides of a triangle are x+1 , 2x -1 and 3x +1 respectively and the perimeter is 25 cm. The length of the smallest side is - Correct Answer 5 cm

ত্রিভুজের পরিসীমা = AB + BC + AC = x + 1 + 2x - 1 + 3x + 1 = 6x + 1 প্রশ্নমতে, 6x + 1 = 25 ⇒ 6x = 24 ∴ x = 4 ত্রিভুজের ছোট বাহুর দৈর্ঘ্য = x + 1 = 4 + 1 = 5 cm
Bissoy MCQ

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