Please help!!
The choices are:
(1) 6
(2) 2
(3) -2
(4) -4

(98 points) i need with 5 questions. answer definitions are welcomed, but not necessary.

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.

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