RRB Group D practice question
Find the area of a trapezium whose parallel sides are 18 cm and 12 cm, and the height is 10 cm.
From a RRB Group D Quantitative Aptitude practice set · Quantitative Aptitude
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Correct answer: (A) 150 cm²
Area = 1/2 × (sum of parallel sides) × height = 1/2 × (18+12) × 10 = 150 cm².
हिंदी में प्रश्न
एक समलंब चतुर्भुज, जिसकी समांतर भुजाएँ 18 सेमी और 12 सेमी हैं तथा ऊँचाई 10 सेमी है, का क्षेत्रफल ज्ञात कीजिए।
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (A) 150 सेमी²
क्षेत्रफल = 1/2 × (समांतर भुजाओं का योग) × ऊँचाई = 1/2 × (18+12) × 10 = 150 सेमी²।
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