Question

distance between two parallel lines is l_
otion of one line is x cosa + y sin a = p.
of 5
350
16. The distance between two
p equation of one line is xco
then the equation of the 2nd line is
1) xcosa + ysin a + p'+2p= 0
2) xcosa + ysin a = 2p' - p
3) xcosa + ysin a = 0
4) xcos a + ysin a + p' - 2p = 0
ate​

Answer 1

3)xcos a + ysin a. + p'- 2p.= 0

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