Given abcd is a trapezoid. Ba = cd. Prove bd = ca

In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have