Select the angle that correctly completes the law of cosines for this triangle.
7^2+25^2-2(7)(25)cos__=24^2

Which of the following answers is 5/25 simplified? 1/5 5/5 2/5 1/25

Which statement accurately explains whether a reflection over the y-axis and a 270° counterclockwise rotation would map figure acb onto itself? a coordinate plane with figure acb with point a at 1, 1, c at 3, 4 and b at 5, 1 yes, a″c″b″ is located at a″(1, 1), c″(4, 3), and b″(1, 5) yes, a″c″b′ is located at a″(1, 1), c″(3, 4), and b″(5, 1) no, a″c″b″ is located at a″(1, 1), c″(4, 3), and b″(1, 5) no, a″c″b″ is located at a″(1, 1), c″(3, 4), and b″(5, 1)

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*