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ORDER BY `video_id` desc Straight Lines 11th Standard CBSE Mathematics A line passes through the point (2, 2) and is perpendicular to the line 3x + y = 3. Its y intercept is ______. 1/3 5 3/4 4/3 The area of a triangle whose vertices are (3, -2), (5, 6) and (-2, -5) is ______. 15 sq. units 16 sq. units 17 sq. units 18 sq. units If p be the length of the perpendicular from the origin to the line \({x\over a}+{y\over b}=1\) then ______. \({1\over p^2}=a^2 + b^2\) \({1\over p^2}={1\over a^2} +{1\over b^2}\) p2 = a2 + b2 none of these The angle between the lines 3x - 2y + 5 = 0 and 2x + 3y - 7 = 0 is ______. 45° 60° 30° 90° The vertices of a triangle are (6, 0), (0, 6) and (6, 6). The distance between its circumcentre and centriod is ______. √3 2√3 √2 none of these Answers 4/3 17 sq. units \({1\over p^2}={1\over a^2} +{1\over b^2}\) 90° √2
11th Standard CBSE Mathematics Unit 7 Straight Lines One Mark Question and Answer
Rupa Das - Bhubaneswar Aug-29 , 2019
Straight Lines One Mark Questions
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