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In a rhombus A B C D , if /A C B=40^@, t...

In a rhombus `A B C D ,` if `/_A C B=40^@,` then `/_A D B=`(a) `70^@` (b) `45^@` (c) `50^@` (d) `60^@`

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To solve the problem, we need to find the angle \( \angle ADB \) in the rhombus \( ABCD \) given that \( \angle ACB = 40^\circ \). ### Step-by-Step Solution: 1. **Understanding the Properties of a Rhombus**: A rhombus has all sides equal and opposite angles are equal. Additionally, the diagonals bisect each other at right angles. 2. **Identify the Angles**: ...
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In a rhombus A B C D , if /_A C B=40^0, then /_A D B= (a) 70^0 (b) 45^0 (c) 50^0 (d) 60^0

In Figure, chords A D a n d B C intersect each other at right angles at a point Pdot If /_D A B=35^0, then /_A D C= 35^0 (b) 45^0 (c) 55^0 (d) 65^0

A B C D is a parallelogram in which diagonal A C\ bisects /_B A Ddot If /_B A C=35^0 , then /_A B C= 70^0 (b) 110^0 (c) 90^0 (d) 120^0

In a /_\ ABC , if /_B = 40^(@) and /_C = 35^(@) , then /_A=?

In a /_\ ABC , if /_A = 65^(@) , /_B = 45^(@) , find /_C .

The diagonals A C\ a n d\ B D of a rectangle A B C D intersect each other at Pdot If /_A B D=50^0, then /_D P C= 70^0 (b) 90^0 (c) 80^0 (d) 100^0

A B C D is a cyclic quadrilateral such that /_A D B=30^0a n d /_D C A=80^0, the /_D A B= 70^0 (b) 100^0 (c) 125^0 (d) 150^0

In Figure, A O B is a straight line. If /_A O C+/_B O D=85^0, then /_C O D= (a)85^0 (b) 90^0 (c) 95^0 (d) 100^0

In Figure, if E C A B , /_E C D=70^0A N D /_B D O=20^0 , then /_O B D is: 20^0 (b) 50^0 (c) 60^0 (d) 70^0

In A B C , if /_A=100^0, A D bisects /_A a n d /_A D _|_B C . Then, /_= 50^0 (b) 90^0 (c) 40^0 (d) 100^0

RD SHARMA-TRIANGLE AND ITS ANGLES-All Questions
  1. In a triangle A B C , if A B=A C\ a n d\ A B is produced to D such tha...

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  2. The sum of two angles of a triangle is equal to its third angle. De...

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  3. In a rhombus A B C D , if /A C B=40^@, then /A D B=(a) 70^@ (b) 45...

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  4. if A B D E and B D F G such that /F G H=125^0 and /B=55^0, find x\ a...

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  5. side B C\ of A B C is produced to point D such that bisectors of /A ...

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  6. If all the three angles of a triangle are equal, then each one of t...

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  7. If two acute angles of a right triangle are equal, then each acute ...

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  8. An exterior angle of a triangle is equal to 100^0 and two interior ...

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  9. If one angle of a triangle is equal to the sum of the other two ang...

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  10. Side B C of a triangle A B C has been produced to a point D such th...

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  11. In A B C ,\ /B=/C and ray A X bisects the exterior angle /D A Cdot...

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  12. In a triangle, an exterior angle at a vertex is 95^0 and its one of...

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  13. If the sides of a triangle are produced in order, then the sum of t...

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  14. In A B C , if /A=100^0,\ A D bisects /A\ a n d\ /A D\ |B C . Then, /B...

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  15. An exterior angle of a triangle is 108^0 and its interior opposi...

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  16. In a A B C , if /A=60^0,\ /B=80^0 and the bisectors of /B\ a n d\ /C ...

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  17. If the bisectors of the acute angles of a right triangle meet at O ...

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  18. Line segments A B\ a n d\ C D intersect at O such that A C || D Bdot I...

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  19. The bisectors of exterior angles at B\ a n d\ C of /A B C meet at Od...

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  20. In a A B C ,\ /A=50^0a n d\ B C is produced to a point Ddot If the bi...

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