CLASS IX MATHS PERIODIC TEST 1 SAMPLE PAPER

1. KENDRIYA VIDYALAYA
PERIODIC TEST -1
CLASS:IX MAX: 40M
SUB:MATHS TIME: 90Mins
SECTION-A
I. Answer the following questions
1. One of the angles of a triangle is 50 and the other two angles are equal.Find each
one
2. Find the value of K of x=2;y=1 is a solution of the equation 2x+3y=k
3. Write the degree of the polynomial 9x3+x+94
4. Write the straight line equation which passes through origin
SECTION-B
5. Show that 1.272727... can be expressed in the form of p/q , p,q integers
6. If a and b are rational numbers and
1
7+4√3
= a+b√3.Find the values of a,b
7. Factorise 2y3+y2-2y-1
8. If a point ‘c’ lies between two points A and B such taht AC=BC .Prove that
AC=
1
2
AB
SECTION- C
9. Draw the graph of 2x+y=7
10. Write Euclid’s play fair action and Ist postulate
11. Factorise x3-3x2-9x-5
12. Find the value of (-12)3 +73 +53 by using identity
SECTION-D
13. Plot the following points on a graph paper
x 1 2 3 4 5
y 5 8 11 14 17
Join them and observe the figure
14. Divide the polynomial 3x4- 4x3-3x-1 by x-1
15.Factories 8x3 +y327z3-18xyz
16.Evaluate each of the following by using identities
(i) (103X107) (ii) (999)3