नवम्बर ११ एंड १२ maths

1. If x, y & z are exterior angles of a triangle, then
Col A: x+y
Col B: 180-z

2. Col A: (4)^-3
Col B: (1/2)^6

3. If perimeter of a rectangle A is 20 & perimeter of rectangle B is 24, then
Col A: Area of the rectangle
Col B: Area of the rectangle

4. Col A: The distance from origin to the point (3, 4)
Col B: The distance from origin to the (5, 2)

5. If x^2 - y^2 = 7, then
Col A: x+y
Col B: x-y

6. Col A: Standard Deviation of S, I, J, K & L.
Col B: Standard Deviation of S+6, I+6, J+6, K+6 & l+6.

7. If the length of a rectangle is increased by 10% and its width is decreased by 10%, then what is the new area of the rectangle?
A. Increased by 10%
B. Increased by 1%
C. Remains same
D. Decreased by 1%
E. Decreased by 10%

8. The value of 3sqrt(150) is..........

9. Col A: (0.01)^10
Col B: (1/10)^-20