Angles A and B are supplementary. If #mangleA=64^circ#, then what is #mangle B#?
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1 Answer
Feb 13, 2017
Explanation:
Two supplementary angles
#color(blue)"sum to "# #180^@#
#rArrhatA+hatB=180^@#
#rArr64^@+hatB=180^@#
#rArrhatB=180^@-64^@=116^@#
