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ABC is an triangle and D is any point on on its interior .Show that BD+DC |
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Answer» The sum of the angle of a triangle is 180 degree as is angle 90 degree therefore other two ANGLES are EQUAL therefore let the other two angle B2X then the EQUATION form that 2 X + 90 equal to 180 degree and hence to X equal to 180 minus 90 equal to 90 degree therefore X equal to 90/ 2 that is 45 degree angle is 45 degree |
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