Answer: is B
Step-by-step explanation:
To solve for this we will follow PEMDAS to arrive at the correct answer so we have the following:

Based on calculations the correct answer is A
Answer:
ANSWER IS C
Step-by-step explanation:
adj = 3
opp = 4
tanx = 
tan C = 
When two pentagons are congruent, then the corresponding angles and sides are equal (congruent).
As, Pentagon
Pentagon 
Being congruent, the corresponding sides are equal(congruent).
So,
,
,
,
,
,
,
,
and 
Being Congruent, corresponding angles are also equal (congruent).
So,
,
,
,
, 
Therefore, Option 2 , 4 and 5 are correct.
That is,

and 