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How to obtain rout 5 from the number line

Posted by Sunil Chettri 7 years, 5 months ago

CBSE > Class 09 > Mathematics

1 answers

Supriya Biswas 7 years, 5 months ago

First of all solve. Let us take horizontal line xox. Mark as orgin such that represent o. Draw a perpendicular BC to ox. Take or cut off BC = 1 unit.(after writting this draw a figure by drawing a line as much length u want after that draw a 90 degree angle line on it and take one unit from the straight line.and two unit from the vertical line.)Then solve Since; OBC is the right angle triangle. (OB) square +(BC) square = (OC) square (2 unit) square+ (1 unit) square =(OC) sq 4+1 =(OC) square 5 = OC Under root 5 =OC

4Thank You

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CBSE > Class 09 > Mathematics