how many students have seen exactly one of these movies, and b) how many had seen only Star Wars.18 had seen The Matrix(M)24 had seen Star Wars (SW)20 had seen Lord of the Rings (LotR)10 had seen Mand SW14 had seen LotRand SW12 had seen Mand LotR6 had seen all three

8

step-by-step explanation:

congruent segments

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