The angle measures of a triangle are shown in the diagram below. What is the value of x?

Record your answer in the grid. Be sure to use correct place value.

Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189