These two angles (140° and 40°) are Supplementary Angles, because they add up to 180°. ... But the angles don't have to be together. ... Two Angles are Supplementary if they add up to 180 degrees.
www.mathsisfun.com/geometry/supplementary-angles.html www.mathsisfun.com/geometry/supplementary-angles.html
; Two Angles are Supplementary if they add up to 180 degrees. They don't have to be together to be supplementary, just so long as the total is 180 degrees. Examples: 60° and 120° are supplementary angles. 93° and 87° are supplementary angles.
www.mathsisfun.com/definitions/supplementary-angles.htm... www.mathsisfun.com/definitions/supplementary-angles.html
Definition and properties of supplementary angles - two angles that add to 180 degrees ... JKL are supplementary because they always add to 180° Often the two angles are adjacent, in which case they form a straight angle.
www.mathopenref.com/anglesupplementary.html www.mathopenref.com/anglesupplementary.html
Subject: supplementary angles ... Question: We know that: Supplementary angles are two angles whose sum equals 180 degrees and complementary angles are two angles whose sum equals 90 degrees. Are supplementary and complementary angles necessarily adjacent?
mathcentral.uregina.ca/QQ/database/QQ.09.99/suzanne1.ht... mathcentral.uregina.ca/QQ/database/QQ.09.99/suzanne1.html
Two angles that add up to 180°. ... Supplement of an angle, complementary angles, straight angle, measure of an angle ... this page updated 29-jul-08 ; Mathwords: Terms and Formulas from Algebra I to Calculus written, illustrated, and webmastered by Bruce Simmons...
www.mathwords.com/s/supplementary_angles.htm www.mathwords.com/s/supplementary_angles.htm
Supplementary angles - Wikipedia, the free encyclopedia
Source
Supplementary angles are pairs of angles whose measures add up to 180 degrees. If the two supplementary angles are adjacent (i.e. have a common vertex and share just one side), their non-shared sides...
en.wikipedia.org/wiki/Supplementary_angles
Two angles whose measures have a sum of 180° ; Example:;
www.harcourtschool.com/glossary/math2/define/gr6/supple... www.harcourtschool.com/glossary/math2/define/gr6/supplementary_angles6.html
ABD and DBC are supplementary. ... Two angles whose sum equals 180°...
www.harcourtschool.com/glossary/math_advantage/definiti... www.harcourtschool.com/glossary/math_advantage/definitions/supplementary_a7.html
An interactive math lesson about supplementary angles. ... Two angles are supplementary if the sum of their angles equals 180o. If one angle is known, its supplementary angle can be found by subtracting the measure of its angle from 180o.
www.321know.com/geo-supp-ang.htm
Q&A
77 questions about
Supplementary Angles
Definitions
Supplementary
Angles