Question 1 :
An angle which is more than  $\displaystyle 180^{0}$ and less than $\displaystyle 360^{0}$ is called

Question 5 :
A transversal intersects two parallel lines. if the measure of one of the angle is ${50^0}$, then the measure of its corresponding angle is ................

Question 6 :
In a pair of adjacent angles, (i) vertex is always common, (ii) one arm is always common, and (iii) uncommon arms are always opposite rays<br>Then

Question 8 :
Mark the correct alternative of the following.<br>An angle of measure $180^o$ is called?<br>

Question 9 :
The measure of an angle which is 5 times its supplement is

Question 11 :
State True or False.<span class="MathJax_Preview"><span class="MJXp-math"><span class="MJXp-msubsup"><span class="MJXp-mrow"><span class="MJXp-mo">(<span class="MJXp-msqrt"><span class="MJXp-surd">&#8730;<span class="MJXp-root"><span class="MJXp-rule"><span class="MJXp-box"><span class="MJXp-mn">2<span class="MJXp-mo">+<span class="MJXp-msqrt"><span class="MJXp-surd">&#8730;<span class="MJXp-root"><span class="MJXp-rule"><span class="MJXp-box"><span class="MJXp-mn">3<span class="MJXp-mo">)<span class="MJXp-mrow MJXp-script"><span class="MJXp-mn">2<span class="MathJax MathJax_Processed"><span class="math"><span class="mrow"><span class="msubsup"><span class="texatom"><span class="mrow"><span class="mo">(<span class="msqrt"><span class="mrow"><span class="mn">2&#8730;<span class="mo">+<span class="msqrt"><span class="mrow"><span class="mn">3&#8730;<span class="mo">)<span class="texatom"><span class="mrow"><span class="mn">2&#160;is an irrational number.

Question 14 :
If&#160;$\displaystyle \frac{\left ( \dfrac{1}{216} \right )^{\frac{-2}{3}}}{\left ( \dfrac{1}{27} \right )^{\frac{-4}{3}}}=x $, the value of x is

Question 18 :
If the expression$ \displaystyle (x+y)^{-1}. (x^{-1}+y^{-1})(xy^{-1}+x^{-1}y)^{-1} $ is simplefied it takes the form of which one of the following ?

Question 21 :
If $\dfrac { x }{ 3 } =\dfrac { 16 }{ y } =4$, then $x+y=$

Question 24 :
A machine takes $2$ litres of petrol to start and then $3$ litres per hour while running.&#160;What will the no. of hours for which machine run if total $20$ litres of petrol is used?

Question 25 :
Find the image of $(-4, -8)$ with respect to the Y-axis

Question 26 :
Which of the given points lie on $y$-axis?<br/>$A (1, 1), B (1, 0), C (0, 1), D (0, 0), E (0, 1), F ( 1, 0), G (0, 5), H ( 7, 0), I (3, 3)$<br/>

Question 27 :
The sign of abscissa and ordinate of point in $II$ quadrant is

Question 28 :
If $Q(x, y)$ lies in the fourth quadrant which of the following is correct?

Question 29 :
Which of the following statements is incorrect when&#160; $\displaystyle \Delta PQR\cong \Delta LMN$?<br/>

Question 30 :
Consider isosceles triangle $ABC$, in which $AB=AC$ and$\angle ABC =50^o$. Find the $\angle BAC$.

Question 31 :
If $\angle{A} \cong \angle {D}$, then $\angle {D} \cong \angle {A}$ is a ___________ property of congruence.<br/>

Question 32 :
If one of the linear pair is acute then the measure of the other angle is:

Question 33 :
The sides of a triangle (in cm) are given below:&#160;In which case, the construction of $\triangle $ is not possible?<br/>

Question 34 :
The number of triangles with any three of the length $1, 4, 6$ and $8 $ cm as sides is:

Question 35 :
<p></p><p>Two line segments are congruent if they have the same length.<br/></p><p></p>

Question 37 :
Which of the following sets of side lengths will not form a triangle?

Question 38 :
Mean of $5$ observation is $7$. If four of these observation are $6,7,8,10$ and one is missing then the variance of of all the five observations is :

Question 39 :
The average of five results is$46$ and that of the first four is $45$, fifth result is ?

Question 40 :
Find the mean of the following data :<br/>$30, 32, 24, 34. 26, 28, 30. 35, 33, 25$

Question 41 :
The following observations have been arranged in ascending order. If the median of the data is $78$, find the value of $x$.<br/>$44, 47, 63, 65, x + 13, 87, 93, 99, 110$.

Question 42 :
If the median of&#160;$\displaystyle \frac { x }{ 6 } ,\frac { x }{ 2 } ,\frac { x }{ 4 } ,\frac { 3x }{ 5 }$ and $\dfrac { 7x }{ 10 }$ is $3$, then the&#160;mean of the given observations is:

Question 43 :
An isosceles right triangle has area $112.5$ sq. cm. The length of its hypotenuse (in cm) is

Question 44 :
The perimeter of a triangular field is 144 m and the ratio of the sides is 3 : 4 : 5 The area of the field is

Question 45 :
Find the area of a triangle whose sides are respectively $150$ cm, $120$ cm and $200$ cm.&#160;

Question 47 :
One side of an equilateral triangle is 8 cm. Its area is

Question 48 :
Find the area of a rhombus with sides 20 cm and length of one of the diagonal as 28 cm.

Question 49 :
In aparallelogram, PQRS, $PR\neq QS\quad and\quad PR\pm QS$. Then PQRS is a

Question 50 :
Find the area of the parallelogram with sides $10 cm$ and $12 cm$ and one of the diagonals as $14 cm. &#160;$

Question 51 :
A triangle and a parallelogram have the same base and the same area. If the sides of the triangle are $15 cm, 14 cm, 13 cm$, and the parallelogram stands on the base of $15$ cm. Find the height of the parallelogram.