![]() (c) When a transversal cuts two lines such that pairs of interior angles on the same side of the transversal are supplementary, then the lines have to be parallel. (b) When a transversal cuts two lines such that pairs of alternate interior angles are equal, then the lines have to be parallel. ![]() (a) When a transversal cuts two lines, such that pairs of corresponding angles are equal, then the lines have to be parallel. In the following figure, reflex ∠ AOB is equal to In the following figure, ∠ AOB and ∠ BOC are (d) A transversal cuts two parallel lines in three points AnswerĪnswer: (d) A transversal cuts two parallel lines in three points (c) When a transversal cuts two parallel lines, each pair of interior angles on the same side of the transversal are supplementary. (b) When a transversal cuts two parallel lines, each pair of alternate interior angles are equal. (a) When a transversal cuts two parallel lines, each pair of corresponding angles are equal. (d) Two vertically opposite angles may be unequal AnswerĪnswer: (d) Two vertically opposite angles may be unequal (c) Two vertically opposite angles can be right angles (b) Two vertically opposite angles can be obtuse (a) Two vertically opposite angles can be acute Which of the following statements is false? The sum of the measures of the angles in a linear pair is Which of the following pairs of angles form a linear pair? (d) One obtuse angle and one acute angle cannot form a linear pair AnswerĪnswer: (c) Two right angles can form a linear pair (c) Two right angles can form a linear pair (b) Two obtuse angles can form a linear pair (a) Two acute angles can form a linear pair. (d) Two right angles cannot be adjacent angles AnswerĪnswer: (a) Two adjacent angles can be complementary. (c) An acute angle cannot be adjacent to an obtuse angles. (b) Two adjacent angles cannot be supplementary (a) Two adjacent angles can be complementary. The measure of the supplement of the angle 179° is Which pair of the following angles are not supplementary? What is the measure of the supplement of the angle 0°? ![]() Which of the following pairs of angles is not a pair of supplementary angles? The measure of the angle which is equal to its supplement is The measure of the supplement of the angle 90° is (d) One obtuse angle and one acute angle cannot be supplementary AnswerĪnswer: (b) Two right angles can be supplementary. (c) Two obtuse angles can be supplementary. (b) Two right angles can be supplementary. (a) Two acute angles can be supplementary. The measure of the supplement of the angle 120° is The sum of the measures of two supplementary angles is When the sum of the measures of two angles is 180°, the angles are called What is the measure of the complement of the angle 90°? Which of the following pairs of angles is not a pair of complementary angles? The measure of the angle which is equal to its complement is Which pair of the following angles are complementary? What is the measure of the complement of the angle 80°? The measure of the complement of the angle 46° is (d) One obtuse angle and one acute angle can be complementary to each other AnswerĪnswer: (a) Two acute angles can be complementary to each other (c) Two right angles can be complementary to each other (b) Two obtuse angles can be complementary to each other (a) Two acute angles can be complementary to each other Which of the following statements is true? The measure of the complement of the angle 30° is The sum of the measures of two complementary angles is
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