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ff State whether the statement is true or false.
'Two obtuse angles exist in a triangle ' ff |
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ff The ratio of the angle measures in a triangle is 1 : 2 : 3. The triangle is
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ff Find the measure of angle θ in the right triangle shown.
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| ff In which triangle, the congruent sides are called legs? ff |
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| ff Which triangle is symmetrical about the bisector of any of its angles? ff |
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ff Classify the triangle by its angle and by its sides.
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ff Identify the hypotenuse in the given triangle.
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| ff If one side of a triangle is greater than another, then the angle opposite to the greater side is __________ the angle opposite to the smaller side. ff |
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| ff The measures of angles of ΔABC are 2x, 4x and 6x. Find the value of x. ff |
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ff The measures of the angles of a triangle are shown below. In which case x is an integer?
Case A: x, x, 4x
Case B: 2x, 3x, 2x
Case C: 6x, 8x, 3x
Case D: 4x, 2x, 5x ff |
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| ff ∠ABC = ∠ACB = 60° in ΔABC. Find the exterior angles x and y. ff |
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| ff Find the measure of the angle numbered 6 in the figure. ff |
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| ff If AB¯ is perpendicular to BD¯, find the values of x and y. ff |
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| ff Virgo is one of the constellations of Zodaic. Three principal stars of the constellation form a triangle. If m∠S = 25 and m∠P = 135, then find the m∠V. ff |
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| ff In a triangle XYZ, if m∠X is 20 more than m∠Y and 25 more than m∠Z, then find m∠X. ff |
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| ff In traingle ABC, m∠A = (3x + 1), m∠B = 2x, m∠C = (2x + 4). Find the measure of each angle. ff |
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