大塘镇中心小学蒙群瑛1°中心点1度角：13016001020304050607080901001101201401501701800102030405060708090100110120130140150160170180量角器中心点0刻度线内刻度线10203040506070801001201101301501601401701800外刻度线010203040506070809010011012013014015016017018010203040506070801001201101301501601401701800猜一猜你能猜出这几个角的度数吗？并说明原因。010203040506070809010011012013014015016017018010203040506070801001201101301501601401701800010203040506070809010011012013014015016017018010203040506070801001201101301501601401701800
