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Questions in Math tagged with "Triangle"

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  The circle inscribed in ABC triangle is tangent to triangle's sides in M (AB), N(BC), P(AC). PA=2,PC=3, C=pi/3, calculate the length of MN segment.

  Posted by realcomplexnr on Jun 24, 2009 at 12:28 AM

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  Calculate cos(A/2)*cos(B/2)*cos(C/2), in ABC triangle.

  Posted by solmatem on Jun 24, 2009 at 12:24 AM

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  We construct fi angle between the median and the bisectrix traced from the B vertex of right triangle ABC (A=90degrees). Calculate tg^3 (B/2).

  Posted by greenturtle on Jun 24, 2009 at 12:21 AM

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  In ABC triangle, AB=4,BC=5,CA=6. Prove that B=2C.

  Posted by deuxtoi on May 30, 2009 at 05:43 AM

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  Demonstrate that in  TRIANGLE ABC sinA+sinB+sinC<3(sqrt3)/2.

  Posted by blackhotfire on May 30, 2009 at 05:04 AM

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  Using the fractions 2/3, 1/3, 1/6, 1/2, 5/6, and the whole number 1, arrange the fractions to have a sum of 2 on each side.  Use each fraction once.

  Posted by eyonnti on Apr 30, 2009 at 04:30 PM

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  ABC triangle. sin A=1/2, sin B=1 and BC=4. Calculate the surface of the ABC triangle.

  Posted by thales on Apr 22, 2009 at 06:42 AM

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  Calculate the length of the circle radius inscribed in a triangle which has the sides' lengths of 13,14,15.

  Posted by fryvonne on Apr 2, 2009 at 06:40 AM

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  In the triangle ABC, calculate the length of the height corresponding to the side BC, knowing that AB=13, AC=14,BC=15

  Posted by flowerelia on Apr 2, 2009 at 06:36 AM

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  I've heard recently something about the properties of "gold triangle". Could someone tell me something about this issue?

  Posted by sonnia on Mar 20, 2009 at 05:30 AM

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  Find out the median of ABC triangle, which starts from vertex A, where A(1,2), B(2,3),C(2,-5).

  Posted by pavelpimen on Mar 20, 2009 at 04:28 AM

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  Which is the type of the triangle where: (3^1/2)*a-(3^1/2)*b=c a+b=(3^1/2)*c a,b,c=the length of each side of the triangle

  Posted by zuzuman on Mar 12, 2009 at 11:54 AM

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  For the calculus lovers! An isosceles triangle has perimeter of 64 cm. determine the side lengths if the triangle area is to be a maximum! HELP

  Posted by anniebananie on Mar 3, 2009 at 04:44 PM

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  The area of a triangle is 6 square units. Both the height and length of the base are whole numbers. What are the possible lengths and heights?

  Posted by aranna3028 on Mar 1, 2009 at 09:08 PM

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  What is the definition of an inverted triangle?

  Posted by mizzrochelle09 on Feb 20, 2009 at 09:35 AM

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  Build 4 equilateral triangles from 6 sticks.

  Posted by pavelpimen on Feb 2, 2009 at 07:59 AM

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  What is a triangle that has no sides congruent called?

  Posted by flopez5 on Nov 30, 2008 at 09:20 PM