Question

Find the value of the unknown in the following figures:
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Answer 1

Answer:

35°

Step-by-step explanation:

40° + 2x + 2x = 180° ( sum of all angels of triangle)

4x = 180°- 40°

x = 140/4 => 35°

Answer 2

Answer :-

• 2x = 70°
• x = 35°

Explanation :-

sum of angle of traingle equal to 180° .

• => 2x + 2x + 40° = 180°

• => 4x = 140°

• => x = 35°

so , other two angle ( 2x ) equal to 70° .