Answer:
Part 1) 
Part 2) 
Step-by-step explanation:
we have

The cos(A) is negative, that means that the angle A in the triangle ABC is an obtuse angle and the value of the sin(A) is positive
The angle A lie on the II Quadrant
step 1
Find the measure of angle A

using a calculator

step 2
Find the sin(A)
we know that

substitute the value of cos(A)




step 3
Find tan(A)
we know that

substitute the values

Simplify

Answer:
n=-2
Step-by-step explanation:
-6n-2n=16
-8n=16
n=16/-8
n=-2
Step-by-step explanation:
Hope it helps uh
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Answer:
b
Step-by-step explanation:
hope this helps can i get brainliest
Use the slope-intercept form
y
=
m
x
+
b
y
=
m
x
+
b
to find the slope
m
m
and y-intercept
b
b
.
Not Linear