D and E are the mid-points of the sides AB and AC respectively of ∆ABC. DE is produced to F. To prove that CF is equal and parallel to DA, we need an ... | Quadrilaterals Q&A

D and E are the mid-points of the sides AB and AC respectively of ∆ABC. DE is produced to F. To prove that CF is equal and parallel to DA, we need an additional information which is

Model Answer & Options

Source: Exemplar

∠DAE = ∠EFC

AE = EF

DE = EF

∠ADE = ∠ECF

Take Topic Quiz

Test your understanding of this topic with instant AI feedback.

Start Interactive Test

Explore the Full Topic

This is just one question from the topic "Quadrilaterals".

View All Questions

Related Questions

Diagonals of a parallelogram ABCD intersect at O. If ∠BOC = 90° and ∠BDC = 50°, then ∠OAB is
→
Three angles of a quadrilateral are 75°, 90° and 75°. The fourth angle is
→
A diagonal of a rectangle is inclined to one side of the rectangle at 25°. The acute angle between the diagonals is
→
ABCD is a rhombus such that ∠ACB = 40°. Then ∠ADB is
→
The quadrilateral formed by joining the mid-points of the sides of a quadrilateral PQRS, taken in order, is a rectangle, if
→