By angle addition postulate m<EFH + m<HFG = m<EFG
substituting:
21 + 62 = 18x + 11
83 = 18x + 11
72 = 18x
4 = x
Emma E.
asked 09/11/20By angle addition postulate m<EFH + m<HFG = m<EFG
substituting:
21 + 62 = 18x + 11
83 = 18x + 11
72 = 18x
4 = x
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