In a `Delta PQR` (as shown in figure) if `x:y:z=2:3:6`, then the value of `angle QPR` is :

In a Delta PQR as show in figure given that x:y:z::2:3:6, then find value of angle QPR.

In Figure, three coplanar lines intersect at a point O , forming angles as shown in the figure. Find the values of x ,\ y ,\ z\ a n d\ udot

In the given figure, three coplanar lines intersect at a point O , forming angles as shown in the figure. Find the value of x , y , z\ a n d\ u .

In Delta PQR , If angle R gt angle Q, then

In the adjoining figure PQ = PR and angle PRQ = 70^(@) Find angle QPR.

In the figure shown above, ABC is a triangle right angled at B. What is the value of angle A, in degrees?

The measure of angle angle QPR is 90 degrees, and the area of triangle PQR is 6. If triangle PQR is rotated 360^(@) about side PR, what is the total surface area of the resulting solid ?

The line x/k=y/2=z/-12 makes an isosceles triangle with the planes 2x+y+3z-1=0 and x+2y-3z-1=0 then the value of k is-

The given figure shows a triangle ABC with angle BAC= 56 ^(@) and angle ABC = 64^(@) , Bisectors of angles A,B and C meet the circumcircle of the Delta ABC at points P,Q and R respectively . Find the measure of angle QPR .

Delta PQR is right angled isosceles triangle, right angled at R. Find value of sin P.