Question 1 :
The minimum number of measurements needed to construct a square is

Question 2 :
In square PQRS. if PQ $= 3x - 7 $ and $QR = x + 3$; find PS.

Question 3 :
Explain how a square is a quadrilateral<br/><br/><b>Answer: </b>A square is 4&#160; sided, so it is a quadrilateral.<br/>

Question 4 :
Which of the following is not the property of a square?

Question 5 :
$ABCD$ is rectangle in which diagonal $BD$ beisects $\angle B$ then, $ABCD$ is a&#160;

Question 7 :
In a&#160; figure ABCD is a square and AEB is equilateral. Find angle $\angle AOB$

Question 8 :
If the diagonals of a parallelogram are equal, then it is a ____

Question 9 :
Say True or False.<br>The diagonals of a square are perpendicular to one another.<br>

Question 11 :
One side of a parallelogram has length $3$ and another side has length $4$. Let $a$ and $b$ denote the lengths of the diagonals of the parallelogram. Which of the following quantities can be determined from the given information ?<br/>(l) a$&#160; + &#160;b$&#160; &#160; &#160; (II)$\&#160; a^{2}+b^{2}$&#160; &#160; &#160; (III)$\&#160; a^{3}+b^{3}$<br/>

Question 13 :
The angles of quadrilateral are in the ratio $5:10:12:18$. Find smallest angle.

Question 14 :
If two adjacents angles of a parallelogram are in ratio 3 : 9, then measure of smallest angle is

Question 15 :
Find the measure of each interior angle of a consecutive&#160;regular polygon of $9$ sides.

Question 16 :
$ABCD$ is a square. A line $AX$ meets the diagonal $BD$ at $X$ and $AX=2018\ cm$ the length of $CX$ (in\ cm) is

Question 17 :
Vertices of a parallelogram taken in order are$A\left( {2, - 1,4} \right);B\left( {1,0, - 1} \right);C\left( {1,2,3} \right)$ and $D$.<br>The distance between the parallel lines $AB$ and$CD$ is

Question 18 :
A diagonal of a rectangle is inclined to one side of the rectangle at $25^o$. Find the acute angle between the diagonals.