Question

In ΔABC, D and E are the midpoints of BC and CA, respectively. AD and BE intersect at G. Given that GECD is cyclic, AB = 41 and AC = 31, compute BC.​

Answer 1

Answer:

In ΔABC, D, E and F are the mid-points of BC, CA and AB respectively

(AB+BC+CA)

(AD+BE+CF)

is ,

Q2

In ΔABC, D,E,F are respectively the midpoints of the sides AB,BC and AC.

Find

Area of ΔABC

Area of ΔDEF

.

Q3

In the figure △ABC,D,E,F are the midpoint of sides BC,CA and AB respectively. Show that

BDEF is parallelogram