4. Adjacent complementary angles. Two angles are Adjacent when they have a common side and a common vertex (corner point) and don't overlap. In a parallelogram, the angles add up to 360˚. Explanation: As the vertically opposite angles are equal. Obtuse vertically opposite angles. 3. Complementary angles always have positive measures. Two adjacent complementary angles are equal then angles are 2 See answers nishuyadav550 nishuyadav550 Answer: 180 degree. Two angles are said to be complementary angles, if their sum is 90°. Adjacent angles Supplementary angles Bisecting angles Complementary angles Adjacent angles that d° n°t f°rm a linear pair. Complementary angles: Two angles are said to be complementary, if the sum of their measures is 90o. This statement is correct. 5. 2. straight angle. Your are correct in that statement. In a parallelogram, opposite angles have equal lengths, and so in each parallelogram there are two pairs of equal angles. (iii) When two lines intersect opposite angles are equal. Click hereto get an answer to your question ️ Consider the following statements : When two straight lines intersect, (i) adjacent angles are complementary (ii) adjacent angles are supplementary (iii) opposite angles are equal (iv) opposite angles are supplementary. As the adjacent angles form a linear pair and they are supplementary. Common examples of complementary angles are: Two angles measuring 45 degrees each. Its complementary angle will be_____. Because: they have a common side (line CB) they have a common vertex (point B) What Is and Isn't an Adjacent Angle. Unequal supplementary angles. always sometimes never 6.Two adjacent angles whose exterior sides are opposite rays are complementary. Solution : 45° Let x be the required angle. This statement is … When two angles are adjacent, then their sum is the angle formed by their non-common arms. Equal supplementary angles. Find an answer to your question Two adjacent complementary angles are equal, then angles are (a) 90°, 90° (b) 75°, 75° (c) 30°,30° (d) 45°, 45° thrivedha9 thrivedha9 05.10.2020 If a ray stands on a line, then the sum of adjacent angles formed is \(180^{\circ}\) If the sum of two adjacent angles is \(180^{\circ}\), then they are called a linear pair of angles. Hence, if two angles are complementary, then each angle cannot be more than 90°. 50° 72° 108° 120° 4.Two adjacent, supplementary angles form a(n) _____. Angle ABC is adjacent to angle CBD. 1. Step-by-step explanation: So complementary angles is 90 and both are same we get equation x … it is composed of two acute angles measuring less than 90 degrees. (iv) When two lines intersect opposite angles are supplementary. Answer: (d) When a transversal cuts two lines such that pairs of interior angles on the same side of the transversal are complementary, then the lines have to be parallel Question 31. right angle obtuse angle line 5.When two lines are cut by a transversal, if the alternate interior angles are equal in measure, then the lines are parallel. Adjacent Angles. Answer (i) Obtuse vertically opposite angles means greater than 90° and equal ∠AOD = ∠BOC. Since there are two pairs of angles and one of each pair is on each side, adjacent angles are supplementary (their sum makes 180˚) The following diagram explains: It is just a complete one angle. _____ are two angles that add to equal 180°. Three angles or more angles whose sum is equal to 90 degrees cannot also be called complementary angles. ShrayBohra ShrayBohra Answer: 45. Reflex angle: An angle whose measure is more than 180° but less than 360° is called a reflex angle. Question 55: An angle is 45°. Then, x + 45° = 90° ⇒ x =90° – 45° = 45° Question 56: Obtuse angle: An angle whose measure is more than 90° but less than 180°, is called an obtuse angle.