Friday 27 January 2017

Monday 23 January 2017

SA2 Revision Questions class X

                                
                          

                     SA2 REVISION QUESTIONS FOR CLASS X   2016-2017








Sunday 22 January 2017

SA2 Revision Test NO.1 CLASS IX

                          
                                    Chapter:   SURFACE AREAS AND VOLUMES




                  Answers:
              
                  1. 350 sq.cm

                  2. l = 18 cm and b= 4.5 cm

                  3. 44 sq.m

                  4. C.S.A = 352 sq.cm and T.S.A = 754.28 sq.cm

                  5. r = 7 cm and    T.S.A  = 462 sq.cm

                  6. C.S.A = 2772 sq.cm and T.S.A. = 4158 sq.cm

                  7.  35.84 cm

                  8.  10560 cubic cm

SA2 Revision Test NO.4 CLASS X

                          Chapters: Surface Areas and Volumes , Construction of circles



                        Answers
 
                      1 .126

                      3.  1:2

                      4.  h = 15cm , Area = 2160.32 sq.cm

                      5.  h = 5.4 cm

                      7.  a = 80 cm  S.A. = 38400 sq.cm

                      8.  9866.04  sq.cm
 









Wednesday 18 January 2017

SA2 revision test no.3 class X


                

             Answers 
 
              1 .Sides are 5√2, 5, 5 units .area of triangle = 12.5 sq.units

              2.  y =  -1, 7   OA =  5 , √793

              3. P(3, -2)  and K = -8

              4. centroid = (16/3,6)
 
             5. Area = 72 sq.units

             8. sides are √17 units each and diagonals are √34 units each

Sunday 15 January 2017

REVISION TEST NO.2 CLASS X


               

                
            Answers

           1.Theorem and its proof

           2. Prove that the sum of the either pair of opposite angles is 180.

           3.Area = 8 √2 sq.cm

           4. Use trigonometric ratio and prove.

           5. P = 3  and K = 9/4

           6. X = 6,7/2

           7. Fraction = 3/7

           8.Speed = 25 Km/Hr.

           REVISION TEST NO.3  IN COORDINATE GEOMETRY AND
                                                          CONSTRUCTION OF TRIANGLES
           QUESTION PAPER WILL BE UPLOADED ON 18/01/2017 (WEDNESDAY)   

Friday 13 January 2017

class X revision test no.1

CHAPTERS:  A.P.  and  AREA RELATED TO CIRCLES


Revision Test no.2 in CIRCES and Q.E. will be uploaded on Sunday (15/01/17) after 6 p.m.

       Answers for Test no. 1

  1.   a = 5 ,d= 4 , 26 th term = 105
  2.   n = 250 ,sum of 250 terms = 156375
  3.   a = 10 ,d = 15 , 25 th term = 370
  4.   2050 m
  5.   30.5 sq.cm
  6 .  Area = 42 sq.cm , perimeter = 72 cm
  7.   Area = 616 sq.cm , perimeter = 88 cm
  8.   Area = 6.125 sq.cm.