Answer:
see explanation
Step-by-step explanation:
(1)
(a)
sin(a) =
= 
(b)
cos(a) =
= 
(c)
tan(a) =
= 
----------------------------------------------------
(2)
(a)
sin(b) =
= 
(b)
cos(b) =
= 
(c)
tan(b) =
= 
No they aren't because they both can't be multiple by the same number
Answer:
x=70
Step-by-step explanation:
the angles opposite 3.5 equal 55 degrees
180-55-55=70
Answer:
50 minutes
Step-by-step explanation:
1/2 hour = 30 minutes
1/3 hour = 20 minutes
30 + 20 = 50 minutes