Question

[multiple choice questions]


1. Are the square roots of all positive integers irrational? If not, give an example of

the square root of a number that is a rational number.

2. The point of intersection of X and Y axes is called

(a) zero point (b) origin

(c) null point (d) none of these

3. Measure of each side of an equilateral triangle is 12cm. Its area is given by

(a) 9√3sq cm (b) 18√3sq cm

(c) 27√3sq cm (d) 36√3sq cm

4. Give one example each of a binomial of degree 35, and of a monomial of degree

100

5. Find the number of solutions of the following pair of linear equations.

x+2y– 8 = 0 and 2x + 4y = 16:

(a) 0 (b) 1

(c) 2 (d) Infinite

[Answer the following questions]

1. Write the coefficients of in each of the following:

(i)2+x

2+x (ii)2-x

2+x3 (iii)πx

2+x (iv)√2x-1

2

2. Give the equations of two lines passing through (2, 14). How many more

such lines are there, and why?

3. A traffic signal board, indicating ‘SCHOOLAHEAD’ is an equilateral triangle

with side 'a'. Find the area of the signal board, using Heron’s formula. If its

perimeter is 180cm, what will be the area of the signal board​

Answer 1

Answer:

2) a

3) a

5)c

1)b

hope it is helpful for you......

Answer 2

Answer:

a

a

c

b

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