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In Fig.70. if l||m||n and /1=60^@, find ...

In Fig.70. if `l||m||n` and `/_1=60^@,` find `/_2.`

A

`180^@`

B

`20^@`

C

`120^@`

D

`60^@`

Text Solution

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The correct Answer is:
C
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RD SHARMA ENGLISH-LINES AND ANGLES-All Questions
  1. In the given figure, A B || C D and /1 and /2 are in the ratio 3: 2....

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  2. In the given figure l ,\ m\ a n d\ n are parallel lines intersected...

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  3. In Fig.70. if l||m||n and /1=60^@, find /2.

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  4. In the given figure, if A B || C D and C D || E F, find\ /A C E.

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  5. In Fig.72, If l m ,\ n p\ a n d\ /1=85^0, find /2.

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  6. In the given figure, a transversal n cuts two lines l and m if /1=70^...

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  7. In the given figure, a transversal n cuts two lines l and m such that ...

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  8. In Figure, Show that A B || E F.

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  9. In Fig.76, A B C Ddot\ Find the value of x , y , zdot

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  10. In Figure , find out /P X R , if P Q || R S.

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  11. In Fig.79, D E B Cdot Find the value of x\ a n d\ ydot

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  12. In Fig.80, line A C l in e\ D E\ a n d\ /A B D=32^0dot Find out the a...

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  13. In Fig.81, side B C of A B C has been produced to D and C E B Adot I...

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  14. In Fig.82, line C A|A B and A B || C R and P R || B D. Find /x ,/y\ ...

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  15. In Fig.83, P Q || R S Find the value of xdot

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  16. In Fig.84, A B || C D\ a n d\ A E || C F ;\ /F C G=90^0\ a n d\ /B A C...

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  17. In Fig.85, A B|| C D\ a n d\ A C || B Ddot Find the value of x , y , ...

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  18. In Fig.86, state which lines are parallel and why?

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  19. In Fig.87, the corresponding arms of /A B C\ a n d\ /D E F are para...

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  20. The sum of an angle and one third of its supplementary angle is 90^...

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