Cody was reading a book for 2 hours and 55 minutes. if it was 4: 40 when he finally finished the book, what time was it when he started reading?

1:45

Step-by-step explanation:

take 2 hours away from 4:40. That gives you 2:40 and 55 mins left. Take 40 mins and have 2:00 and 15 mins left. Then take 15 mins from 2:00 and get 1:45

m a t h w a y. c o m

step-by-step explanation:

hope it you

step-by-step explanation:

sin(7pi/6 - pi/3)  

= sin(7pi/6 - 2pi/6)  

= sin(5pi/6)  

= sin(pi - pi/6)  

= sin(pi/6)  

= 1/2  

sin 7pi/6 - sin pi/3  

= sin (pi + pi/6) - sin pi/3  

= -sin pi/6 - sin pi/3  

= -1/2 - sqrt(3)/2  

= -(1+sqrt(3))2