RRB Technician Grade 3 previous year question
If the length of the side of an equilateral triangle is 8 cm, find its area. (Use √3 = 1.732).
Asked in RRB Technician Grade 3 (09 Mar 2026 Shift 3) · Quantitative Aptitude
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Correct answer: (C) 27.712 sq.cm.
Area of an equilateral triangle = (√3/4)×side² = (1.732/4)×64 = 16×1.732 = 27.712 sq.cm.
हिंदी में प्रश्न
8 cm लंबाई की भुजा वाले समबाहु त्रिभुज का क्षेत्रफल ज्ञात कीजिए। (√3 = 1.732 का उपयोग कीजिए)
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (C) 27.712 sq.cm.
समबाहु त्रिभुज का क्षेत्रफल = (√3/4)×भुजा² = (1.732/4)×64 = 16×1.732 = 27.712 वर्ग सेमी।
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