Triangle A C B is cut by bisector C D. The lengths of sides A C and C B are congruent. CD bisects ∠ACB. Which statements must be true? Check all that apply. AD = BD AC = CD m∠ACD = m∠BCD m∠CDA = m∠CDB m∠DCA = m∠DAC

Mr.walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?

Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?

There are 10 chicks on ginger's farm .she has 2 chicks in one outdoor pen and 5 chicks in another. the rest of the chicks are in the barn.what is the fraction of total chicks in outdoor pens?