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Two supplementary angles are in the ratio 4:5. The angles are :​

  • a)
    145°, 35°

  • b)
    45°, 135°

  • c)
    80°, 100°

  • d)
    90°, 90°

Correct answer is option 'C'. Can you explain this answer?
Most Upvoted Answer
Two supplementary angles are in the ratio 4:5. The angles are :​a)145°...
80+100=180and when the sum of is 180 than the 2 angles will be known as complementary angles.
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Community Answer
Two supplementary angles are in the ratio 4:5. The angles are :​a)145°...
let both no. in ratio be 4x and 5 x..........4x+5x =180....... ..9x =180.........x=180/9 ........x=20.........4x= 80 and 5x=100.
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Two supplementary angles are in the ratio 4:5. The angles are :​a)145°, 35°b)45°, 135°c)80°, 100°d)90°, 90°Correct answer is option 'C'. Can you explain this answer?
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