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Find all the angles of an equilateral tr...

Find all the angles of an equilateral triangle.

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To find all the angles of an equilateral triangle, we can follow these steps: ### Step-by-Step Solution: 1. **Understand the Definition of an Equilateral Triangle**: An equilateral triangle is a triangle where all three sides are equal in length. 2. **Identify the Angles**: ...
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NCERT EXEMPLAR ENGLISH-TRIANGLES-LONG ANSWER TYPE QUESTIONS
  1. Find all the angles of an equilateral triangle.

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  2. The image of the an object placed at a point A before a plane mirror ...

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  3. ABC is an isosceles triangle with AB=AC and D is a point on ABC BC suc...

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  4. P is a point on the bisector of angle ABC .If the line through P, par...

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  5. ABCD is a quadrilateral in which AB=BC and AD =CD ,Show that BD bisect...

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  6. ABC is a right triangle with AB = AC.If bisector of angle A meet BC a...

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  7. O is a point in the interior of a square ABCD such that Delta OAB is ...

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  8. ABC and DBC are two triangle on the same base BC such that A and D lie...

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  9. In Figure, A D\ a n d\ B E are respectively altitudes of an isoscel...

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  10. Prove that sum of any two sides of a triangle is greater than twice th...

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  11. Show that in a quadrilateral ABCD AB+BC+CD+DA lt 2 (BD + AC)

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  12. Show that in a quadrilateral ABCD AB+BC+CD+DA gt AC + BD

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  13. In a Delta ABC , D is the mid point of side AC such that BD =1/2 AC. S...

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  14. In a right triangle,Prove that the line-segment joining the mid-point ...

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  15. Two lines l and m interset at the O and P is Point on a line n Passing...

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  16. The line segments joining the midpoints M and N of parallel sides AB a...

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  17. In Figure, diagonal A C of a quadrilateral A B C D bisects the angles ...

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  18. DeltaABC is a right triangle right angled at A such that AB = AC and b...

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  19. In Figure, A B\ a n d\ C D are respectively the smallest and longes...

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  20. Prove that in a triangle, other than an equilateral triangle, angle o...

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