菱形ABCD中,对角线AC=10,BD=24,则菱形的高等于___________.
120/13
菱形ABCD中,对角线AC=10,BD=24,则菱形的高等于___________.
—________ you help me with my spoken English?
—No problem.
—______ you please take the dog for work?
—OK, but I have tofold the clothes first.
下列命题中,假命题是( )