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CBSE Class 8 Answered

A school  flag pole  which is 69 m height casts a shadow of 3.2 meters at about 11 a.m the shadow cast by the school tower at the same time is 18 meter long calculate the height of the tower
Asked by Kamrasimran49 | 13 Feb, 2019, 08:54: PM
answered-by-expert Expert Answer
Let H is height of tower
 
begin mathsize 12px style fraction numerator H e i g h t space o f space T o w e r over denominator T o w e r apostrophe s space s h a d o w space l e n g t h end fraction space equals space fraction numerator H e i g h t space o f space f l a g space p o l e over denominator F l a g space p o l e apostrophe s space s h a d o w space l e n g t h end fraction H over 18 equals fraction numerator 69 over denominator 3.2 end fraction space space space space o r space space space space space space H space space equals space fraction numerator 69 over denominator 3.2 end fraction cross times 18 space almost equal to space 388 space m end style
Answered by Thiyagarajan K | 13 Feb, 2019, 09:43: PM

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