[" 2.In a "Delta PQR," if "PQ=QR" and "L,M" and "N" are the mid-points of the sides "PQ,QR" and "RP" respectively."],[" Prove that "LN=MN]

In A PQR, if PQ=PQ and L,M and N are the mid-points of the sides PQ,PR and RP respectively.Prove that LN=MN

Let square PQRS be a quadrilateral. If M and N are the mid-points of the sides PQ and RS respectively, then PS+QR=

Let square PQRS be a quadrilateral. If M and N are the mid-points of the sides PQ and RS respectively, then bar(PS)+bar(QR) =

In the figure, M and N are the midpoints of sides PQ and PR respectively . If MN =6 cm then find QR. State your reason .

PQR is a triangle right-angled at Q. If X and Y are the mid-points of the sides PQ and QR respectively, then which one of the following is not correct?

PQRS is a rectangle, A, B, C and D are the mid points of sides PQ, QR, RS and PS respectively. If area of Delta PQR is 48 cm^2 , then what is the area (in cm^2 ) of Delta BCD?

In a triangle PQR, PQ=QR, A and B are the mid-points of bar(QR) and bar(PR) respectively. A circle passes through P,Q, A and B. Then which of the following is necessarily true?

DeltaPQR is right angled at Q. If x & y are the mid-points of sides PQ & QR respectively. Then which one is not true of the following: