parallelogram midpoint

Prove that the midpoints of the sides of a quadrilateral form a parallelogram...

Find the perimeter of ΔAOE, if E, F are the midpoints of AB and CD respectively of parallelogram ABCD and AB = 18, AC = 22, EF = 12. => 25 cm or 26 cm or 28 cm or 31 cm..

Introduction - We can prove some more properties of triangles using the properties of parallelograms seen in the previous chapter. We find that the line segment joining the mid points of any two sides of the triangle is parallel to the third side and is equal to half of it. We prove this ..

The vertices of a parallelogram are A(3, 1), B(7,1 ), C(1, 15) and D(6, 5). Show that midpoint of the sides from another parallelogram. => Parallelogram or Rectangle or Rhombus or Square..

From (i) and (ii), PQRS is a parallelogram ---(iii) AD = BC ( Opposite sides of a rectange) i.e. AS = BQ Consider D APS and D BPQ , AP = BP ( P is the mid-point of AB) AS = BQ \ PS = PQ ---(iv) From (iii) and (iv), PQRS is a parallelogram in which..

Whcih of the statements is not always correct for a parallelogram? => Lines joining the midpoints of consecutive sides form another parallelogram or Both the pairs of opposite angles are equal or Angle bisectors of adjacent angles are perpendicular to each other or Dia..

Prove that area of the parallelogram OAB = 1 4 area of ΔOAR. P and Q are the midpoint of OC and AB. R is any point on PQ...

A, B and C are the midpoints of the sides QR ‾ , PR ‾ and PQ ‾ of Δ PQR . Show that PCAB is a parallelogram...

ABC in which D is the mid-point of AB and DE||B..

"The line segment joining the mid-points of any two sides of a triangle is parallel to the third side and equal to half of it"..