Find the measures of angle b
2 answers:
Answer:
142
Step-by-step explanation:
The line underneath the straight angle is a straight line, meaning it is 180 degrees. <em>180-38= 142</em>
A straight line is 180 degrees.
180-38=142
142 degrees is the answer.
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Answer:
Since ZE and ZF are vertical angles, they are congruent.
8x+8 = 2x+38
8 = 2x-8x+38
8 = -6x+38
8-38 = -6x
-30 = -6x
x = -30/-6
x = 5
I'm pretty sure that you answered it correctly. 10-U
ANSWER
See below
EXPLANATION
Given

and



Expand:



Since the denominators are the same, they will cancel out,

Answer:
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Step-by-step explanation:
Answer:
r = 8
Step-by-step explanation:
The common ratio r of a geometric sequence is
r =
=
= ..... = 
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