Draw` P Q R` in which `P Q=3\ c m` , `Q R=4\ c m` and `R P=5\ c mdot` Also, draw the bisector of`/_Q` .

Draw P Q R in which /_Q=80^0,/_R=55^0\ and \ Q R=4. 5\ c mdot Draw the perpendicular bisector of side Q Rdot

Construct a quadrilateral P Q R S , in which P Q=3. 5 c m ,\ Q R=2. 5 c m ,\ R S=4. 1 c m ,\ /_Q=75^0a n d\ /_R=120^0dot

Construct a quadrilateral P Q R S , in which P Q=4c m ,\ Q R=5c m ,\ /_P=50^0,\ /_Q=110^0a n d\ /_R=70^0dot

In Fig. 4.177, A C B ∼ A P Q . If B C=10 c m , P Q=5c m , B A=6. 5 c m and A P=2. 8 c m find C A and A Q . Also, find the area ( A C B): a r e a\ ( A P Q) . (FIGURE)

In Fig. 4.177, A C B A P Q . If B C=10 c m , P Q=5c m , B A=6. 5 c m and A P=2. 8 c m find C A and A Q . Also, find the area ( A C B): a r e a ( A P Q) . (FIGURE)

In Figure, S and T are points on the sides P Q and P R respectively of /_\ P Q R such that P T=2c m , T R=4c m and S T is parallel to Q R . Find the ratio of the areas of /_\P S T and /_\P Q R .

In Fig. 4.238, S and T are points on the sides P Q and P R respectively of P Q R such that P T=2c m , T R=4c m and S T is parallel to Q R . Find the ratio of the areas of P S T and P Q R . (FIGURE)

Draw a line segment P Q length 8. 4\ c mdot Draw the perpendicular bisector of this line segment.

Construct a triangle P Q R with side Q R=7c m , P Q=6c m and /_P Q R=60o . Then construct another triangle whose sides are 3//5 of the corresponding sides of P Q R .

In /_\P Q R , right angled at Q ,\ P Q=4c m and R Q=3c m . Find the values of sinP , sinR , secP and secR .