11th Standard CBSE Syllabus & Materials
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CBSE 11th Economics PART-A - Presentation of Data - New Sample Question Papers Study Material - QB365 Set A
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CBSE 11th Economics PART-A - Organisation of Data - New Sample Question Papers Study Material - QB365 Set A
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CBSE 11th Economics PART-A - Collection of Data - New Sample Question Papers Study Material - QB365 Set A
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CBSE 11th Economics PART-A - Introduction to Economics and Statistics - New Sample Question Papers Study Material - QB365 Set A
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Published on: 29/08/2019
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Questions + Answers key
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1.
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
2.
The angle between the lines 3x - 2y + 5 = 0 and 2x + 3y - 7 = 0 is ______.
45°
60°
30°
90°
3.
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
4.
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
5.
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
1.
(c)
√2
2.
(d)
90°
3.
(b)
\({1\over p^2}={1\over a^2} +{1\over b^2}\)
4.
(c)
17 sq. units
5.
(d)
4/3
11th Standard CBSE Syllabus & Materials
11th Standard CBSE
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