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planes

Asked by Rinkus 17th August 2008, 8:20 AM
Answered by Expert
Answer:

eq of XY plane z=0

so angle b/w two planes which can be written as ax+by+cz+d=0 and px+qy+rz+s=0

is cos-1 (  (ap+bq+cr) /  ((a2+b2+c2)(p2+q2+z2) )1/2

so angle b/w given planes is cos-1 (5 / (138)1/2 )

Answered by Expert 8th September 2008, 6:31 PM
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