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In the given figure, side BC of / ABC is...

In the given figure, side BC of `/_ ABC` is produced to D such that `/_ ABC = 70^(@)` and `/_ ACD = 120^(@)`. Then, `/_` BAC = ?

A

`60^(@)`

B

`50^(@)`

C

`70^(@)`

D

`35^(@)`

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The correct Answer is:
b
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RS AGGARWAL-CONSTRUCTIONS-EXERCISE C(M.C.Q)
  1. In /\\ ABC, side BC has been produced to D. If /ACD= 132^(@) and /A = ...

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  2. In ABC, side BC has been produced to D. If angleBAC = 45^(@). And ABC...

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  3. In the given figure, side BC of / ABC is produced to D such that / ABC...

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  4. In the given figure, rays OA, OB, OC and OD are such that /AOB = 50^(@...

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  5. In the given figure, /A - 50^(@), CE || BA and /ECD -60^(@). Then, ZAC...

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  6. In /\\ABC, if /A =65^(@) and /C =85^(@), then /B = ?

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  7. The sum of two angles of a triangle is 80^0 and their difference is...

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  8. The sum of all angles of a quadrilateral is

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  9. In the given figure, AB "||" CD, /OAB = 150^(@)  and /OCD = 120^(@) . ...

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  10. In the given figure, PQ || RS, /PAB = 60^(@)  and /ACS = 100^(@) . The...

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  11. In the given figure, AB | CD || EF, /ABG = 110^(@) , /GCD = 100^(@)  a...

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  12. Which of the following sentences are statements? In case of a statemen...

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  13. The diagonals of a rhombus

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  14. In /\\ABC, /B = 90^(@) , AB = 5 cm and AC = 13 cm. Then, BC = ?

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  15. In a △ABC it is given that /B = 37^(@)  and /C =29^(@) . Then, /A = ?

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  16. The angles of a triangle are in the ratio 2:3: 7. The measure of the l...

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  17. In a triangleABC, if 2 /A = 3 /B = 6/C, then /B = ?

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  18. In a /\\ABC, if /A + /B = 65^(@)  and /B + /C = 140^(@) . Then, /B = ?

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  19. In a /\ABC, /A - /B = 33^(@)  and /B-/C = 18^(@) . Then, /B = ?

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  20. The angles of a triangle are (3x)^(@), (2x-7)^(@) and (4x-11)^(@). The...

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