Question

4. Area of the triangle formed by the line 2x + y = 6 and co-ordinates axis is

(a) 3 Sq. unit (b) 6 Sq. unit

(c) 9 Sq. unit (d) 12 Sq. unit

5. For what value of k does the system of equations x + 2 y =3, 5x + k y + 7 =0 has unique

solution?

(a) K = 10 (b) K 10 (c) K = 5 (d) None

6. If 3cot = 2, then the value of

 +

 −

is

(a) 5

2

(b) 5

3

(c) 5 (d) 1

5

7. Evaluate Sin600

.tan300

+ Sin450

.cos450

(a) 1 (b) 2 (c) 3 (d) 4

8. In ΔABC AD is the bisector of A. If AB=6.4cm, BD=5.6cm, DC=7cm, then AC=

(a) 7.2cm (b) 4cm (c) 8cm (d) 3.2cm



9. In ΔABD, DE||BC, sp that AD=2.4cm, AB=6cm, AE=3.2cm, then AC=

(a) 4 (b) 4.8 (c) 7.2 (d) 8

10. Which of the following is not a measure of central tendency?

(a) Mean (b) Median (c) Range (d) Mode​

Answer 1

Ans 4 (c)
9 square units

Ans 5 (d) None of these