Math, asked by prettystarspsprettys, 5 hours ago

please help me too solve this !!​

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Answers

Answered by Anonymous
17

Hey Army,

Here is your answer ◉‿◉

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Answered by Rose08
19

Answer :-

Given :

  • x = 25°
  • ∠AOC = (2y + 5)°
  • ∠BOC = 3x°

To find :

  • The value of y.

Solution :

If x = 25°, then ∠BOC (3x°) will be = (3 × 25)°

= 75°

We know that,

∠AOC + ∠BOC = 180°

[180° is a straight angle, we can see AOB as a straight angle in the above image. Hence, the value of ∠AOC + ∠BOC will be equal to 180°.]

According to question,

=> (2y + 5)° + 75° = 180°

=> 2y + 5° + 75° = 180°

=> 2y + 80° = 180°

=> 2y = 180° - 80°

=> 2y = 100°

=> y = (100/2)°

.°. y = 50°

Hence, the value of y will be 50° respectively.

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