Na figura, OC é bissetriz do ângulo AOB. A medida de BÔC está representada, em graus, por uma expressão algérica. A: Represente, por uma expressão algébrica, a medida de AÔB em graus.

B: Calcule a medida de BÔC e AÔB para x=9

The ksp expression for the system pbcl2(s) pb+2(aq) + 2 cl-(aq) is: [pbc12][pb+2][2cl-] [pb+2][cl-]2 [pb+2][2cl-]2 [pbcl2][pb+2][cl-]2 [pb+2][2cl-]2[pbcl2]

Plot a point at the y-intercept of the following function on the provided graph. 3y=-5x+7 20 points

Aprofessional hockey team has noticed that, over the past several seasons, as the number of wins increases, the total number of hot dogs sold at the concession stands increases. the hockey team concludes that winning makes people crave hot dogs. what is wrong with the hockey team's conclusion? a) it does not take into account the attendance during each season. b) it does not take into account the number of hamburgers sold during each season. c) it does not take into account the number of concession stands in the hockey arena. d) it does not take into account the number of seasons the hockey team has been in existence.