एक समकोण त्रिभुज की लम्ब भुजाएँ (x) सेमी और (x+12) सेमी हैं तथा कर्ण (60) सेमी है। (x) का मान क्या है?
The legs of a right triangle are (x) cm and (x+12) cm, and the hypotenuse is (60) cm. What is the value of (x)?
Explanation opens after your attempt
B. (36)
Concept
By Pythagoras, (x-2+(x+12)2=602), giving (x=36). Always take the hypotenuse as the largest side.
Why this answer is correct
The correct answer is B. (36). By Pythagoras, (x-2+(x+12)2=602), giving (x=36). Always take the hypotenuse as the largest side.
Exam Tip
पाइथागोरस से (x-2+(x+12)2=602), जिससे (x=36) है। कर्ण को हमेशा सबसे बड़ी भुजा मानें।
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