题目内容
试题答案
A.15° B.75° C.145° D.165°
用一副三角板画角,不能画出的角的度数是
[ ]
A.15°
B.75°
C.145°
D.165°
用一副三角板,不可能画出的角度是( )
A.15° B.75° C.165° D.145°