Δabc is located at a (2, 0), b (4, 4), and c (6, 3). zackery says that δabc is an isosceles triangle, while verna says that it is a right triangle. who is correct? a. zackery, because segment bc ≅ segment ac b. zackery, because segment ab ≅ segment bc c. verna, because segment bc is perpendicular to segment ac d. verna, because segment ab is perpendicular to segment bc

Mariah is randomly choosing three books to read from the following: 5 mysteries, 7 biographies, and 8 science fiction novels. which of these statements are true? check all that apply. there are 20c3 possible ways to choose three books to read. there are 5c3 possible ways to choose three mysteries to read. there are 15c3 possible ways to choose three books that are not all mysteries. the probability that mariah will choose 3 mysteries can be expressed as . the probability that mariah will not choose all mysteries can be expressed as 1 −