Home
Class 9
MATHS
In triangle DEF , angle E = 2 angle F, D...

In `triangle DEF , angle E = 2 angle F`, `DM` is the bisector of `angle EDF` that intersects `EF` at `M` . If `DM = MF` , then prove that `angleEDF = 72^(@)`

Promotional Banner

Similar Questions

Explore conceptually related problems

If triangle ABC ~ triangle DEF , angle = 50 infty then find angle E + angle F

In triangle ABC, AB = AC and angle A = 36^(@) . The bisector of angle C intersects AB at D. Find the measures of required angles to prove that AD = BC

In a Delta ABC, angle B = 2 angle C Angle bisector AD and BE intersect of O. AB = CD find angle ABC

In triangle ABC, AB = AC and the bisector of angle A lt intersects BC at D. Prove that, ( 1 ) triangle ADB = triangle ADC ( 2 ) angle ABC = angle ACB

ABC is a right triangle such that AB=AC and bisector of angle C intersects the side AB at D. prove that AC+AD=BC.

If triangle ABC cong triangle DEF then angle EDF = ________

In triangle ABC,the bisector of interior angle A and the bisector angle C meet at point O. Prove that angle AOC=(1)/(2)angleB

In triangle ABC,the bisector of interior angle A and the bisector angle C meet at point O. Prove that angle AOC=(1)/(2)angleB