What is -2.3 - ( 4.5 - 3 1/2)? a) 2.3
b)-10.3
c) -3.3
d)-1.3

PLEASE HELP ME SOON

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol

With finding limits of multi variable !

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