8. If one of the angles of a triangle is 65° and the other two angles are in the ratio 2 :3, find the other two angles.
Answers
Answered by
8
Thanks for your question...
Your required answer :
Given :
- First Angle = 65°
- Let the Second angle be 2x
- Let the third Angle be 3x
Solution :
- 2x + 3x + 65 = 180° ( sum of interior angles of triangle is 180° )
- 5x = 180 - 65
- 5x = 115°
- x = 23°
Therefore ,
- Now , second angle : 2 × 23° = 46°
- Now , third angle : 3 × 23° = 69°
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Answered by
125
Answer:
- Other two angles of traingle are 46° and 69°
Step-by-step explanation:
Given:
- If one of the angles of a triangle is 65°
- The other two angles are in the ratio 2 :3
To Find:
- Other two angles of the Traingle.
Solution:
We know that,
Sum of all angles of Traingle = 180°
- Let the other two angles be 2x and 3x
➠ 2x + 3x + 65° = 180°
➠ 5x = 180 - 65
➠ 5x = 115
➠ x = 115/5
➠ x = 23
- 2nd angle = 2x = 46°
- 3rd angle = 3x = 69°
Hence,
- Other two angles of Traingle are 46° and 69°
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