1222=14844,则(-122)的平方=______,-1222=_______,12.22=______
1.X的绝对值+Y的平方+Z的绝对值的平方=0,则X=______,Y=______,Z=_______.
must的同义词must=______ _______
39.145°=______度______分_______秒
What does she look like?=______ _______ she ______
going shopping =going to______ _______ ______
get another=______ _______ ________
1.47平方千米=______平方千米______公顷.
125×32×25=(______×______)×(______×______)
125×(4+8)=______×______+______×______.
45度=______平角_______周角 60度=______平角=______周角
25m的平方-( )+9n的平方=(______-3n)的平方
常用的面积单位有______、______、______.边长是1千米的正方形,面积是______平方千米=______