Referring to the figure, find the sine of
∠A. Give answer in simplest form.

Astudent simplified a rational expression as shown.

The sum of two numbers is 12 and their difference is 18 what are the two numbers

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