Answer:


Step-by-step explanation:
1. First you must substitute x=5 into g(x), then you obtain:



2. Now, you must insert g(x) into f(x), as you can see below:


3. Finally, you must susbtitute x=5 into f(g(x)), as following:


Angle b should be 119 degrees
Area model is used to illustrate multiplication and division operations.
See attachment for the area model
The equation can be represented as:

Express 2080 as 1200 + 800 + 80

Express as

Divide

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Answer:
The line r is the transversal and ∠1 and ∠2 are linear pairs.
Step-by-step explanation:
Angles such as matching angles, alternative angles, linear pair angles, etc. are created when a transversal intersects parallel lines.
Consequently, the parallel lines are p and q.
R is the transversal
The parallel lines p and q are divided by the transversal r.
As a result, lines 1 and 2 are linear pairs, and line r is the transversal.
Answer:
a. dbc = 66, ABC = 132
b. abd = 52, dbc= 52
Step-by-step explanation:
just remember that bisects means that the angles on either side of the middle line are equal. so for a, dbc = abd and ABC = 2x 66
for b, abd and dbc are equal, so both of them are just 104 divide by two