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nadezda [96]
3 years ago
8

What will be the another acute angle of right angle triangle is its one acute angle is 30 degree​

Mathematics
2 answers:
Viktor [21]3 years ago
7 0

Step-by-step explanation:

<em><u>all sides of a triangle = 180</u></em>

<em><u>all sides of a triangle = 180</u></em>

<em><u>So</u></em><em><u> 2 angle i.e. 90° (right angle) and 30° (given) and let third angle be x</u></em>

<em><u>so equation forms like</u></em>

<em><u>180 = 90+30+x</u></em>

<em><u>1</u></em><em><u>8</u></em><em><u>0</u></em><em><u> </u></em><em><u>=</u></em><em><u>1</u></em><em><u>2</u></em><em><u>0</u></em><em><u>+</u></em><em><u>x</u></em>

<em><u>1</u></em><em><u>8</u></em><em><u>0</u></em><em><u>-</u></em><em><u>1</u></em><em><u>2</u></em><em><u>0</u></em><em><u> </u></em><em><u>=</u></em><em><u>x</u></em>

<em><u>6</u></em><em><u>0</u></em><em><u> </u></em><em><u>=</u></em><em><u>x</u></em>

<em><u>SO</u></em><em><u> </u></em><em><u>THE</u></em><em><u> </u></em><em><u>ANSWER</u></em><em><u> </u></em><em><u>WILL</u></em><em><u> </u></em><em><u>BE</u></em><em><u> </u></em><em><u>6</u></em><em><u>0</u></em><em><u>°</u></em>

<em><u>HOPE</u></em><em><u> </u></em><em><u>IT</u></em><em><u> </u></em><em><u>WILL</u></em><em><u> </u></em><em><u>HELP</u></em><em><u> </u></em><em><u>YOU</u></em><em><u> </u></em><em><u>☺️</u></em>

zloy xaker [14]3 years ago
4 0

Answer:

60°

Step-by-step explanation:

90+30=120°

180-120=60°

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Step-by-step explanation:

The wind acts in the opposite direction to the plane when the time is longer.

The wind acts in the same direction as the plane when the time is shorter.

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Givens

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Substitution

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Since the two distances are the same, you can equate the right hand sides.

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  • 4x + 4y + 5y = 5x - 5y + 5y  Combine all the terms.
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Now use one of the given equations with the distance

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  • 1720/40 = 40y/40      Do the division
  • 43 = y                          y = wind speek
  • 9y = x                          x = 9*y  
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Answer:

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