Answer:
Step-by-step explanation:
sin 75°
sin(30°+45°)
sin30°*cos45°+cos30°sin45°
1/2*1/
+ 
/2*1
1/2+/2
1+3/2
cos(-75°)
-cos(180°-105°)
-cos(-105°)
cos 105°
cos(45°+60°)
cos45°cos60°-sin45°sin60°
1/ *1/2-1/ * /2
1/2-
/2
1-/2
I think it'd be (-18,-9) because the change from Q to Q' was by 9 so I would assume that to get R' you would also multiply the x,y by 9
the correct answer is c 78
Step-by-step explanation:
lit can't be a because to small and can't be b because also to small. and and 92 is uptus and this is an acute angle
Try emailing your teacher to give you credit for it
Answer:
The gcf of 3 and 7 is 1.
Step-by-step explanation:
