You can see that the two angles (38° and 7) form a line or 180°. So, angle 7 and 38° must add to 180°. So, angle 7 is:

Your answer is
142°.
Answer:
X = 1, 2.
Step-by-step explanation:
In the sample space, the most greens you can get are 2. The only other thing with green would be one green in the pair. So, the random variable for picking an outcome of green would be X = 1, 2.
Hope this helps!
The solution is x=-3, y=1, z=-1
Answer:
A
Step-by-step explanation:
The following ratio is true for any circle
=
← C is circumference
=
( cross- multiply )
30C = 1440 ( divide both sides by 30 )
C = 48 → A
Answer:
There is no missing dollar.
Step-by-step explanation:
The question adds twice the $2 kept by the bell boy. Each one paid $9, so $27 of which the room cost 25 and the bellboy kept 2. Each one received 1 dollar back. Room($25)+Bellboy($2)+Change($3)=$30
If we say 27(room)+2(bellboy) you are accounting for the tip twice