PQR is a triangle right angled at P and M is a point on QR such that `P M_|_Q R`. Show that`P M^2=Q MdotM R`.

PQR is a triangle right angled at P and M is a point on QR such that PM perp QR Show that PM^(2)=QM.MR

In /_\PQR , right angled at Q, tan P - cot R is:

P Q R S is a trapezium having P S\ a n d\ Q R as parallel sides. A is any point on P Q\ a n d\ B is a point on S R such that A B Q R . If area of P B Q is 17\ c m^2, find the area of \ A S R

In a triangle PQR, right angled at Q. PQ=5 cm, QR=12 cm. Find the length of QM , if M is the mid point of PR .

In Figure, /_Q P R=/_P Q R and M and N are respectively on sides Q R and P R of P Q R such that Q M=P N . Prove that O P=O Q , where O is the point of intersection of P M and Q Ndot

If in a triangle PQR;sin P,sin Q,sin R are in A.P; then

1.Let PQR be a right angled isosceles triangle, right angled at P(2,1) .If the equation of the line QR is 2x+y3, then the equation representing the pair of (1999,2M) lines P and PR is

In a angle PQR , M lies on PR and between P and R such that QR=QM=PM . If angle MQR=40^@ , then find angle P .

In Figure, /_Q P R=\ /_P Q R\ a n d\ M\ a n d\ N are respectively on sides Q R\ a n d\ P R of P Q R\ such that Q M=P Ndot Prove that O P=O Q , where O is the point of intersection of P M\ a n d\ Q N