एक समचतुर्भुज का क्षेत्रफल (cm2 में) ज्ञात कीजिए जिसके विकर्णों की लंबाई 47 cm और 48 cm है।

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RPF Constable 2024 Official Paper (Held On 02 Mar, 2025 Shift 2)
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  1. 1116
  2. 1100
  3. 1028
  4. 1128

Answer (Detailed Solution Below)

Option 4 : 1128
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दिया गया है:

समचतुर्भुज के विकर्ण, d1 = 47 cm और d2 = 48 cm

प्रयुक्त सूत्र:

समचतुर्भुज का क्षेत्रफल = (1/2) × d1 × d2

गणना:

क्षेत्रफल = (1/2) × 47 cm × 48 cm

⇒ क्षेत्रफल = (1/2) × 2256 cm2

⇒ क्षेत्रफल = 1128 cm2

∴ सही उत्तर विकल्प (4) है।

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