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shanelzheng240

Linear pairs add up to 180 degrees.

7w - 20 + w + 100 = 180

8w + 80 = 180

8w = 100

w = 12.5

BNR = 7w - 20 = 87.5 - 20 = 67.5

RNA = w + 100 = 112.5

RNA is bigger by 112.5 - 67.5 = 45.

w = 12.5, BNR = 67.5, RNA = 112.5,

RNA is bigger by 45 degrees.