Find x in the traingle
Attachments:

Answers
Answered by
0
Answer:
3)67°
Step-by-step explanation:
@ACB+123°=180°
@ACB=57°
@ACB+@ABC+@BAC=180°[sum of interior angles of a triangle=180°]
57°+x+56°=180°
x+113°=180°
x=67°
Answered by
25
Step-by-step explanation:
- A triangle ABC in which:-
- The value of
As,we know that:-
Exterior angle = Sum of interior opposite angles.
In
____________
[ Sim of angles on a straight line = 180°]
In ∆ABC :-
[ Sum of angles in a triangle = 180°]
Similar questions
India Languages,
6 months ago
Math,
6 months ago
Chemistry,
6 months ago
Chemistry,
1 year ago
Science,
1 year ago
Business Studies,
1 year ago
English,
1 year ago