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x+y=180
x=180-y
x=21+2y
180-y=21+2y
180=21+3y
3y=159
y=53degrees
x=180-23
x=157degrees
The complement is 60 degrees.
116 degrees
1st angle = 30 degrees 2nd angle = 60 degrees
60 degrees and 120 degrees
90 degrees
120 degrees = 2X60....supplemental total = 180
the answer is twice. the angle of rotation is twice the measure
23 degrees and 67 degrees
16.36* It is, in fact, twice that: 32.7272.. degrees.
The 3 interior angles are 90 degrees, 45 degrees and 45 degrees
the larger angle is 60 and the smaller angle is 30.complimentary angles are 2 angles forming 90 degrees.
The angles are: 43 degrees. 38 degrees and 99 degrees which all add up to 180 degrees