45°= _________直角=__________平角=_________周角五分之三直角=__________.
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![45°= _________直角=__________平角=_________周角五分之三直角=__________.](/uploads/image/z/1598609-65-9.jpg?t=45%C2%B0%3D+_________%E7%9B%B4%E8%A7%92%3D__________%E5%B9%B3%E8%A7%92%3D_________%E5%91%A8%E8%A7%92%E4%BA%94%E5%88%86%E4%B9%8B%E4%B8%89%E7%9B%B4%E8%A7%92%3D__________.)
45°= _________直角=__________平角=_________周角五分之三直角=__________.
45°= _________直角=__________平角=_________周角五分之三直角=__________.
45°= _________直角=__________平角=_________周角五分之三直角=__________.
45°= ___1/2______直角=______1/4____平角=___1/8______周角
五分之三直角=54°