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Two angles are in the ratio 4:5 Find the...

Two angles are in the ratio `4:5` Find the angles if they are (i) complementary (ii) supplementary to each other.

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The correct Answer is:
`(i) 40^(@),50^(@), (ii) 50^(@),100^(@)`
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NAGEEN PRAKASHAN ENGLISH-LINES AND ANGLES-Exercise 6 A
  1. Two angles are in the ratio 4:5 Find the angles if they are (i) comple...

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  2. The complement of and angles is (1)/(4)th of the a right . Find the an...

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  3. Find the angle which is 60^(@) more than it complement.

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  4. Find the angle which is equal to its supplement

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  5. If the supplement of an angle is three times its complement, find t...

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  6. Find the supplement of 28^(@) 35'

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  7. Find the supplement of 81^(@)30'43'

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  8. If the angles (2a-30^(@)) and (b+60^(@)) make a linear pair, find the ...

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  9. Two adjacent angles on a straight line are (5x-6)^(@) and 7(x+6)^(@) ....

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  10. In the given figure if c=3b and a=5b find the value of a and b

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  11. In the adjoining figure, POQ is a straight line. Find the m and n when...

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  12. Find the value of x if AOB is a straight line

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  13. If a:b:c=2:3:4, find a,b and c

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  14. Find the value of x.

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  15. Show that the bisectors of two adjacent supplementary angles include a...

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  16. Find the measure of an angle if five times of its completement is 24^(...

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  17. Find the complement of the angle (150-a+b)^(@)

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  18. In the given figure, find the measures of angleAOC, angleCOF,angleDOE ...

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  19. Prove that the bisectors of a pair of vertically opposite angles are i...

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