19. The slope of a line is double of the slope of another line. If tangent of the angle between them 1 is , find the slopes of the lines. 3' 20. Find the point of intersection of the pairs of lines; +=1 and+2 = 1 а b b а 21. Find the distance of the line 4x + 7y + 5 = 0 from the point (1, 2) along the line 2x – y = 0. 22. Find the distance between the parallel lines 3x + 4y – 5 = 0 and 6x+ 8y- 45 = 0. 23. Find the length of the perpendicular from the origin to the line joining two points whose coordinates are (cos0, sin 0) and (cos^, sin^). AH,

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Q: The distance of the point (1, 2,1) from the line 2/3 3 20 В. 3 23 C. 5 5 D. is A.

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Q: 4:x=1+21, y =-2+t, z=4-t 1, :x = 5–3s, y= 4- z = 2+

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Q: 3. A line with a slope of 2 and passes through the point (4,17).

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Q: Help

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Q: 22. In the diagram, PQR and TSR are straight lines, ZQRS = 25°and ZQPS = 35°. Find ZSQT %3D P 35°…

A: According to question given that∠QRS=25°∠QPS=35°

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