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Mathematics

Ranbeer runs 10 km due North and 24 km due West. The distance between his two position is:

  1. 34 km

  2. 17 km

  3. 26 km

  4. none of these

Pythagoras Theorem

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Answer

Starting from point A, Ranbeer runs 10 km due north and reached at point B then 24 km due west, ending at point C.

Ranbeer runs 10 km due North and 24 km due West. The distance between his two position is 34 km 2. 17 km 3. 26 km 4. none of these. Pythagoras Theorem, Concise Mathematics Solutions ICSE Class 9.

According to Pythagoras Theorem, in a right-angled triangle, the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the other two sides.

⇒ Hypotenuse2 = Base2 + Height2

In triangle ABC,

⇒ AC2 = AB2 + BC2

⇒ AC2 = 102 + 242

⇒ AC2 = 100 + 576

⇒ AC2 = 676

⇒ AC = 676\sqrt{676}

⇒ AC = 26 km.

Hence, option 3 is the correct option.

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