RRB JE practice question
Rekha walks 9 km east, then 12 km north. How far is Rekha from the starting point?
From a RRB JE Reasoning practice set · Reasoning
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Correct answer: (B) 15 km
By Pythagoras, distance = sqrt(92+122) = 15 km.
पाइथागोरस प्रमेय से, दूरी = sqrt(92+122) = 15 किमी।
पाइथागोरस प्रमेय से, दूरी = sqrt(92+122) = 15 किमी।
हिंदी में प्रश्न
रेखा 9 किमी पूर्व, फिर 12 किमी उत्तर चलता/चलती है। रेखा प्रारंभिक बिंदु से कितनी दूर है?
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (B) 15 किमी
By Pythagoras, distance = sqrt(92+122) = 15 km.
पाइथागोरस प्रमेय से, दूरी = sqrt(92+122) = 15 किमी।
पाइथागोरस प्रमेय से, दूरी = sqrt(92+122) = 15 किमी।
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