A:物体加速度越大,惯性越大
B:物体运动的速度越大,惯性越大
C:物体的体积越大,惯性越大
D:物体的质量越大,惯性一定越大
(Ⅰ)求tanB和tanA;
(Ⅱ)若c=1,求△ABC的面积.
Miss Brown, we cleaning our classroom. Can we go home now?