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15. Find the acute angle between the lines l1 and l2 where l1 is formed by joining the points (0,0) and (2,3) and l2 by joining points (2,-2) and (3,5) |
| Answer» 15. Find the acute angle between the lines l1 and l2 where l1 is formed by joining the points (0,0) and (2,3) and l2 by joining points (2,-2) and (3,5) | |