Question

In a triangle d e f is equal to angle 105 degree f is equal to 40 degree then find the d

Answer 1

In triangle DEF
Angle E=105 degree
Angle F= 40 degree

Angle sum property
Angle E+ Angle F + Angle D = 180
105. +. 40. + D = 180
D= 180-145=35 degrees
Angle D = 35 degree

Answer 2

Hope soo this helps.....

Mark as brainliest if you like......