Board Paper of Class 10 2009 Maths (SET 3)  Solutions
1. All questions are compulsory.
2. The question paper consists of 30 questions divided into four sections – A, B, C and D. Section A comprises of ten questions of 1 mark each, Section B comprises of five questions of 2marks each, Section C comprises of ten questions of 3 marks each and Section D comprises of five questions of 6marks each.
3. All questions in Section A are to be answered in one word, one sentence or as per the exact requirement of the question.
There is no overall choice. However, an internal choice has been provided in one question of 2 marks each, three questions of 3 marks each and two questions of 6 marks each. You have to attempt only one of the alternatives in all such questions.
4. In question on construction, the drawing should be neat and as per the given measurements.
5. Use of calculators is not permitted.
 Question 1
If, then find the value of (2cot^{2}θ + 2).
VIEW SOLUTION
 Question 2
For what value of p, (−4) is a zero of the polynomial x^{2} − 2x − (7p + 3)?
VIEW SOLUTION
 Question 3
Write the median class of the following distribution:
Classes Frequency
0−10 4
10−20 4
20−30 8
30−40 10
40−50 12
50−60 8
60−70 4
VIEW SOLUTION
 Question 4
Find the value of a so that the point (3, a) lies on the line represented by
VIEW SOLUTION
2x − 3y = 5.
 Question 5
A cylinder and a cone are of same base radius and of same height. Find the ratio of the volume of cylinder to that of the cone.
VIEW SOLUTION
 Question 6
Find the distance between the points and.
VIEW SOLUTION
 Question 7
The decimal expansion of the rational number will terminate after how many places of decimals?
VIEW SOLUTION
 Question 8
For what value of p, are 2p − 1, 7 and 3p three consecutives terms of an A.P.?
VIEW SOLUTION
 Question 9
In Fig. 1, CP and CQ are tangents to a circle with centre O. ARB is another tangent touching the circle at R. If CP = 11 cm, and BC = 7 cm, then find the length of BR.
Fig. 1
VIEW SOLUTION
 Question 10
In Fig. 2, ∠M = ∠N = 46°. Express x in terms of a, b and c where a, b and c are lengths, of LM, MN and NK respectively.
Fig. 2
VIEW SOLUTION

Board Paper of Class 10 2020 Maths (Standard) Delhi(Set 1)  Solutions

Board Paper of Class 10 2020 Maths (Standard) Delhi(Set 2)  Solutions

Board Paper of Class 10 2020 Maths (Standard) Delhi(Set 3)  Solutions

Board Paper of Class 10 2020 Maths (Basic) Delhi(Set 1)  Solutions

Board Paper of Class 10 2020 Maths (Basic) Delhi(Set 2)  Solutions

Board Paper of Class 10 2020 Maths (Basic) Delhi(Set 3)  Solutions

Board Paper of Class 10 2019 Maths All India(Set 2)  Solutions

Board Paper of Class 10 2019 Maths Delhi(Set 1)  Solutions

Board Paper of Class 10 2019 Maths Delhi(Set 2)  Solutions

Board Paper of Class 10 2019 Maths Delhi(Set 3)  Solutions

Board Paper of Class 10 2019 Maths Abroad(Set 2)  Solutions

Board Paper of Class 10 2019 Maths Abroad(Set 3)  Solutions

Board Paper of Class 10 2018 Maths (SET 1)  Solutions

Board Paper of Class 10 2018 Maths (SET 2)  Solutions

Board Paper of Class 10 2018 Maths (SET 3)  Solutions

Board Paper of Class 10 2017 Maths (SET 1)  Solutions

Board Paper of Class 10 2017 Maths (SET 2)  Solutions

Board Paper of Class 10 2017 Maths (SET 3)  Solutions

Board Paper of Class 10 2017 Maths (SET 1)  Solutions

Board Paper of Class 10 2017 Maths (SET 2)  Solutions

Board Paper of Class 10 2017 Maths (SET 3)  Solutions

Board Paper of Class 10 2017 Maths (SET 3)  Solutions

Board Paper of Class 10 2016 Maths (SET 1)  Solutions

Board Paper of Class 10 2016 Maths (SET 2)  Solutions

Board Paper of Class 10 2016 Maths (SET 3)  Solutions

Board Paper of Class 10 2016 Maths (SET 1)  Solutions

Board Paper of Class 10 2016 Maths (SET 1)  Solutions

Board Paper of Class 10 2015 Maths (SET 1)  Solutions

Board Paper of Class 10 2015 Maths (SET 2)  Solutions

Board Paper of Class 10 2015 Maths (SET 3)  Solutions

Board Paper of Class 10 2015 Maths (SET 1)  Solutions

Board Paper of Class 10 2015 Maths (SET 1)  Solutions

Board Paper of Class 10 2014 Maths (SET 1)  Solutions

Board Paper of Class 10 2014 Maths (SET 2)  Solutions

Board Paper of Class 10 2014 Maths (SET 3)  Solutions

Board Paper of Class 10 2014 Maths (SET 2)  Solutions

Board Paper of Class 10 2014 Maths (SET 3)  Solutions

Board Paper of Class 10 2013 Maths Delhi(SET 1)  Solutions

Board Paper of Class 10 2013 Maths (SET 2)  Solutions

Board Paper of Class 10 2013 Maths (SET 3)  Solutions

Board Paper of Class 10 2012 Maths (SET 1)  Solutions

Board Paper of Class 10 2012 Maths (SET 3)  Solutions

Board Paper of Class 10 2012 Maths (SET 1)  Solutions

Board Paper of Class 10 2011 Maths (SET 2)  Solutions

Board Paper of Class 10 2011 Maths (SET 3)  Solutions

Board Paper of Class 10 2011 Maths (SET 1)  Solutions

Board Paper of Class 10 2011 Maths (SET 2)  Solutions

Board Paper of Class 10 2010 Maths (SET 3)  Solutions

Board Paper of Class 10 2010 Maths (SET 1)  Solutions

Board Paper of Class 10 2009 Maths (SET 1)  Solutions

Board Paper of Class 10 2009 Maths (SET 2)  Solutions

Board Paper of Class 10 2009 Maths (SET 1)  Solutions

Board Paper of Class 10 2009 Maths (SET 2)  Solutions

Board Paper of Class 10 2009 Maths (SET 3)  Solutions

Board Paper of Class 10 2009 Maths (SET 1)  Solutions

Board Paper of Class 10 2008 Maths (SET 1)  Solutions

Board Paper of Class 10 2008 Maths (SET 1)  Solutions

Board Paper of Class 10 2008 Maths (SET 1)  Solutions

Board Paper of Class 10 2007 Maths (SET 1)  Solutions

Board Paper of Class 10 2007 Maths (SET 1)  Solutions

Board Paper of Class 10 2007 Maths (SET 1)  Solutions