@007pagal said:Draw DE and CF perpendicular to AB in triangle ABD using formula for cos we can find angle BAD now, using the formula of cos in triangle AED we can find AE and using sin formula in the same triangle we can find DE now length of CD can be known AB-AE-FB now use the formula for area of a trapezium i.e 1/2distance between parallel sides*sum of parallel sides
Bhai logo please guide me what is this Statistics paper to be held on 15th september??
@rahulshaitan said: Puys the link to the new thread is - www.pagalguy.com/forums/career...Asha karta hu ki aap logo ka pura sahyod jaari rahega
@sampras said:The Qn .Two ladders are placed on opposite diagonals in an alley such that one ladderreaches a units up one wall, the other ladder reaches b units up the opposite wall andthey intersect h units above the ground.Sol : Consider the attached figure :By similar triangles : (x+y)/a = y/h and (x+y)/b = x/hAdding the two eqns :(x+y)/a + (x+y)/b = (x+y)/h ..... divide by (x+y) will get the result h = ab/(a+b) ... Answer
Puys the link to the new thread is - http://www.pagalguy.com/forums/career-discussions/cgl-2012-tier-2-preparation-t-85487/p-3601722?page=1
Asha karta hu ki aap logo ka pura sahyod jaari rahega
@sscjindabad said:Cud not understand the q??Plz explain with solution...