Question 1 :
If the perimeter of a parallelogram is $50$ cm and one side is $12$ cm. what is the measure of the other side ?

Question 3 :
State true or false:<br/>In a parallelogram, the diagonals intersect at right angles

Question 4 :
Fill in the blanks:<br/>(i) The ling segment joining a vertex of a triangle to the midpoint of its opposite side is called a $\underline { P } $ of the triangle.<br/>(ii) The perpendicular line segment from a vertex of a triangle to its opposite is called an $\underline { Q } $ of the triangle<br/>(iii) A triangle has $\underline { R } $ altitudes and $\underline { S } $ medians

Question 5 :
Two opposite angles of a parallelogram are ${\left( {3x - 2} \right)^ \circ }$ and ${\left( {50 - x} \right)^ \circ }$. Find the value of $x$

Question 7 :
What is the maximum possible area of a parallelogram with one side of length 2 meters and a perimeter of 24 meters ?

Question 9 :
The adjacent sides of a parallelogram are 15 cm and 10 cm. If length of one diagonal of this parallelogram is 20 cm, the length of other diagonal will be

Question 10 :
If an angle of a parallelogram is 24$^o$ less than twice the smallest angle, then the value of largest angle of the parallelogram is