An acute triangle PQR is inscribed in the circle `x^2+y^2= 25`. If Q and R have coordinates (3, 4) and (-4, 3) respectively, then find `/_QPR`.

The triangle PQR is inscribed in the circle x^2+y^2 = 25 . If Q and R have co-ordinates(3,4) and(-4, 3) respectively, then angle QPR is equal to

IF (alpha, beta) is a point on the chord PQ of the circle x^(2)+y^(2)=25 , where the coordinates of P and Q are (3, -4) and (4, 3) respectively, then

If the vertices P,Q and R of a triangle have cooddinates (2,3,5),(-1,3,2) and (3,5,-2) respectively,then find the angles of the triangle PQR.

If the vertices P,Q and R of a triangle have cooddinates (2,3,5),(-1,3,2) and (3,5,-2) respectively,then find the angles of the triangle PQR.

" If an equilateral triangle is inscribed in the circle "x^(2)+y^(2)-6x-4y+5=0" then the length of its side "

In a triangle PQR, the co- ordinates of points P, Q and R are (3, 2) , (6, 4) and (9, 3) respectively . Find the co-ordinates of centroid G. Also find areas of Delta PQG and Delta PRG .

A right angled isosceles triangle is inscribed in the circle x^(2)+y^(2)-4x-2y-4=0 then length of its side is