SSLC MATHS online quiz11(EM)

Among the following which one is irrational number

• $\sqrt{16}\ -\sqrt{9}$

• $\frac{3}{4}$

• $\frac{4}{3}$

• $2\ +\sqrt{3}$

5, 9, 13, ... In this AP 10th term is

• 41

• 36

• 31

• 21

Area of the sector in a circle with angle  $\theta$  at the center is

•  $\frac{\theta}{360}\pi r^2$  

•  $\frac{360}{\theta}\pi r^2$  

•  $\frac{360}{\theta}2\pi r$  

•  $\frac{\theta}{360}2\pi r$  

Distance of the point p(x , y) from the origin is

• $x^2\ -\ y^2$

• $\sqrt{x^2\ +\ y^2}$

• $\sqrt{x^2-\ y^2}$

• $x^2\ +\ y^2$

Formula to find the volume of a hemisphere is

• $3\pi r^2$

• $\frac{4}{3}\pi r^3$

• $4\pi r^2$

• $\frac{2}{3}\pi r^3$

If T_n = 5n - 2 , then T₃ is

• 12

• 6

• 13

• 17

P(A) : P(A¹) = 5 : 11 , Then P(A) is

• 5/16

• 5/11

• 11/16

• 6/11

In a cone relation between perpendiculr height, slant height and the radius is

• r = $h^2\ -l^2$

• $r=\ l^2\ -h^2$

• r = $\sqrt{l^2\ -\ h^2}$

• $r\ =\sqrt{h^2\ -\ l^2}$

Number of common tangents drawn to two intersecting circles is

• 3

• 2

• 0

• 1

tan A =  $\frac{3}{4}$  then cot A is

•  $\frac{5}{3}$  

•  $\frac{3}{5}$  

•  $\frac{3}{4}$  

•  $\frac{4}{3}$