Question

class_7th
chapter_Triangles and its properties.

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Answer 1

Answer:

This might help you

Step-by-step explanation:

Exterior angle = Sum of interior opposite angles

105degree= 2x+x

105=3x

x=105/3= 35 degrees

Answer 2

Answer:

Answer

Given :-. ⟨ACD = 106°

To find :- ⟨BAC and ⟨ABC

Solution. :- ⟨ACD = ⟨BAC + ⟨ABC

105° = 2x + x

105° = 3x

105° = x

3

35 = x

:. ⟨ABC = 35 And

⟨BAC = 35 × 2

⟨BAC = 70 ANS.......