Question

F.M. 80
One marks questions :-
1. Simplify - F-57-8
[1 x 20 = 20)
5
2. Multiply - 3 c and (a + b)
3. Find the H.C.F. of 14xy2 and 21 xy.
Formula of a2-b2 = ?
Selve for "y" - y + 3 = 2y - 7
Ifx and y are directly proportional then find xi.
y
7. Formula for calculating speed ?
8. Draw a diagram of a concave quadrilateral.
9. Write the formula for calculating the number of diagonals in a palygon.
10. Find the semiperimeter of a triangle whose sides are 12 cm, 15 cm, 20 cm.
11. Find the measure of the other diagonal of the rhombus is one of them is 24 cm and
area of the rhombus is 432 cm.
12. Find the volume of a cube whose side is 14 cm.
13. A letter is chosen from the word "PROBABILITY". What is the probability that it is a
vowel
14. Define a simple event.
15. Write the ordinate and abscissa of ordered pair (-1,3).
16. Determine the Quadrant in which 7,-4) lie.
17. Factorize - 7 xy + 14 yz
18. Add :-(4x + 3x - 3) and (x2 - 4x + 2)
19. Find the volume of the rectangular box whose [ - 2x, b=3y2 , h = 5z2
20. In a parallelogram WXYZ if Z - 80" then what is the value of LX.
1​

Answer 1

12) 3l means 3l = 14 cm

l = 14 cm ÷3 = 4.66666667 cm

Answer 2

Answer:

Step-by-step explanation:

. Multiply - 3 c and (a + b)

3. Find the H.C.F. of 14xy2 and 21 xy.

Formula of a2-b2 = ?

Selve for "y" - y + 3 = 2y - 7

Ifx and y are directly proportional then find xi.

y

7. Formula for calculating speed ?

8. Draw a diagram of a concave quadrilateral.

9. Write the formula for calculating the number of diagonals in a palygon.

10. Find the semiperimeter of a triangle whose sides are 12 cm, 15 cm, 20 cm.

11. Find the measur