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Q: Which pairs of angles are supplementary 30 and 60 70 and 110 50 and 50 or 20 and 80?
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How many degrees does a supplementary angles of 160 degree have?

20 degrees


What is The measure of an angle is 20 and deg. What is the measure of its supplement?

Its supplementary angle is 160 degrees because supplementary angles add up to 180 degrees


The difference between two supplementary angles is 20 degrees what are the angles?

If A and B are the angles, then A + B = 180 and A - B = 20 So that 2A = 200 ie A = 100 and then B = 80 So the two angles are 100 and 80 degrees.


What are the different pairs of angles?

Pairs of Angles 1.Complementary Angles -are two angles together complete a right angle. *The two angles need not be to be adjacent. -to find the complement angle subtract the given angle from 90°. Ex: Give the complement of 65°. 1. 90°-65° =25° (25+ 65=90) 2. 90°-70° =20° (20+ 70=90) 2.Supplementary Angles -are two angles whose measurements are equal to 180°. *The angles not also be adjacent. -To find the supplement angle, subtract the given angle from 180°. Ex: 1. Give the supplement of 130°. 180°-130°=50° 3.Adjacent Angles -two angles with a common side and the same vertex. 4.Vertical angles -are opposite angles formed two intersecting lines. They have a common vertex but no common side.


What is the supplamentary angle of 160 degrees?

20 degrees. the definition of a supplementary angle is two angles that add up to 180 degrees.


Four angles of a pentagon have measures of 85 90 95 and 110 The smallest of all the exterior angles measures is?

20 degrees


What is the supplement of a 20 degree angle?

A pair of supplementary angles add up to 180 degrees. Therefore, the supplement to a 20 degree angle is equal to 180 - 20 = 160 degrees.


The supplementary angle of a 20 degree angle has how many degrees?

160 The 2 angles must equal 180 degrees, so 160 is the answer.


If two triangles have three pairs of congruent angles then the triangles are not guaranteed to be congruent?

Correct. Congruency means that two triangles have three pairs of congruent angles and corresponding sides of the same lengths. A pair of triangles with three pairs of congruent angles but sides of different lengths are similar, not congruent.


What are the pair of angles?

Pairs of Angles 1.Complementary Angles -are two angles together complete a right angle. *The two angles need not be to be adjacent. -to find the complement angle subtract the given angle from 90°. Ex: Give the complement of 65°. 1. 90°-65° =25° (25+ 65=90) 2. 90°-70° =20° (20+ 70=90) 2.Supplementary Angles -are two angles whose measurements are equal to 180°. *The angles not also be adjacent. -To find the supplement angle, subtract the given angle from 180°. Ex: 1. Give the supplement of 130°. 180°-130°=50° 3.Adjacent Angles -two angles with a common side and the same vertex. 4.Vertical angles -are opposite angles formed two intersecting lines. They have a common vertex but no common side.


How many pairs of vertical angles are formed by 5 coplanar lines intersecting at one point?

20....or maybe 18


If three angles of a quadrilateral measure 110 degrees 96 degrees and 134 degrees what is the measurement of the other angle?

20 degrees