这些数字45,90,135,180,225,270,315,360 各是什么角?
问题描述:
这些数字45,90,135,180,225,270,315,360 各是什么角?
答
888-88-8=888,888-88-8=888 888-88-8=888,888-88-8=888,888-88-8=888,889-88-9=888,881-88-1=888 8 898-89-8=888,818-81-8=881,818-81-8=881,818-81-8=881,818-81-8=881 818-81-8=881,818-81-8=881,8
答
45 锐角
90 直角
135 钝角
180 平角
225 钝角
270 钝角
315 钝角
360 周角