Show that the angles of an equilateral t...

Show that the angles of an equilateral triangle are `60^@` each.

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MBD-Triangles-Exercise

DeltaABC is an isoscelestriangle in which AB = AC. Side BA is produced...
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ABC is a right angled triangle in which angleA = 90^@ and AB = AC. Fin...
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Show that the angles of an equilateral triangle are 60^@ each.
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If vertical angle of an isosceles triangle is 40^@. Find the measure o...
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In given Fig. , AD = AE and D and E are points on BC, such that BD = ...
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If in given Fig. , PQ = PT and angleTPS = angleQPR, Prove that triang...
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Angles A, B and C of a triangle ABC are equal to each other. Prove tha...
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If the bisector of an angle of a triangle also bisects the opposite si...
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If the base of an isosceles triangle is produced both ways, show that ...
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If the bisector of the exterior vertical angle of a triangle be parral...
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ABCD is a square and DEC is an equilateral triangle. Prove that AE = B...
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DeltaABC and DeltaDBC are two isosceles triangles on the same base BC ...
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DeltaABC and DeltaDBC are two isosceles triangles on the same base BC ...
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DeltaABC and DeltaDBC are two isosceles triangles on the same base BC ...
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DeltaABC and DeltaDBC are two isosceles triangles on the same base BC ...
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AD is an altitude of an isosceles triangle ABC in which AB = AC. Show ...
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AD is an altitude of an isosceles triangle ABC in which AB = AC. Show ...
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Two sides AB and BC and median AM of one triangle ABC are respectively...
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Two sides AB and BC and median AM of one triangle ABC are respectively...
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BE and CF are two equal altitudes of a triangle ABC. Using RHS congrue...
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