(b) Find the angle between the two lines. (e) Find the equations of the internal and...
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(b) Find the angle between the two lines. (e) Find the equations of the internal and external bisectors of the angle between the lines 1₁ and 1₂. (d) The point D is on 1₂. Find a point D' such that DQ = QD (e) Find the equation of the line l joining R and D'. (f) Show that l₁ is the bisector of angle DRD'. [Line l' is the mirror image of the line in 4] I Figure 1: √₂ B S (b) Find the angle between the two lines. (e) Find the equations of the internal and external bisectors of the angle between the lines 1₁ and 1₂. (d) The point D is on 1₂. Find a point D' such that DQ = QD (e) Find the equation of the line l joining R and D'. (f) Show that l₁ is the bisector of angle DRD'. [Line l' is the mirror image of the line in 4] I Figure 1: √₂ B S
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