# If the length of a chord pf a circle at a distance of 12 cm from the centre is 10 cm, then the diameter of the circle is

1.  13 cm

2.  15 cm

3.  26 cm

4.  30 cm

4

26 cm

Explanation :
No Explanation available for this question

# In A ABC, P and Q are the middle points of the sides AB and AC respectively. R is a point on the segment PQ such that PR: RQ = 1 : 2. If PR = 2cm, then BC

1.  4 cm

2.  2 cm

3.  12 cm

4.  6 cm

4

12 cm

Explanation :
No Explanation available for this question

# Arrange the following in descending order: 3√4,√2,6√3,4√5

1.  3√4 >4√5 >√2 >6√3

2.  4√5 >3√4  >6√3 >√2

3.  √2 >6√3 >3√4 >4√5

4.  6√3 >4√5 >3√4 >√2

4

3√4 >4√5 >√2 >6√3

Explanation :
No Explanation available for this question

# If I is the incentre of triangle ABC and angle BIC = 135°, then triangle ABC is

1.  acute angled

2.  equilateral

3.  right angled

4.  obtuse angled

4

right angled

Explanation :
No Explanation available for this question

# If sin2A+sin2 B=2, then the value of cos(A+B/2) is

1.  1

2.  -1

3.  0

4.  0.5

4

0

Explanation :
No Explanation available for this question

# if sin a+ cos a= 17/13, 0

1.  5/17

2.  3/19

3.  7/10

4.  7/13

4

7/13

Explanation :
No Explanation available for this question

# Simplify:

1.  0

2.  1

3.  10

4.  30

4

10

Explanation :
No Explanation available for this question

# By what percent did the sales i 2008 decrease in comparison 1 the sales in 2006

1.  20

2.  18

3.  16 2/3

4.  15 2/3

4

16 2/3

Explanation :
No Explanation available for this question

# If the angles of a tower from two points distant a and b (b > a) from its foot and in the same straight line from it are 600and 300, then the height of the tower is:

1.  √a-b

2.  √b-a

3.  √ab

4.  √a/b

4

√ab

Explanation :
No Explanation available for this question

1.  2:3

2.  1:3

3.  1:1

4.  3:2

4