Rodrigo utiliza um controle remoto composto somente das teclas 0, 1, 2, 3, 4, 5, 6, 7, 8 e 9 para poder trocar os canais da sua televisão. Qual é a probabilidade (em porcentagem) de Rodrigo, com os olhos fechados, apertar, em uma única tentativa, um número múltiplo de 4? *

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)

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

If the value of cos330°is√3/2 then find cos 165°.