<u>A straight line is 180 degrees in measure</u>
<u>The straight line is made up of three angles</u>
--> angle 1
--> angle 2
--> angle with a little square on it
(<em>angle with a little square means it is 90 degrees in measure)</em>
<u>Let's set up an equation</u>

Thus angle 1 is <u>3 degrees</u> or the <u>second choice</u>
<u></u>
Hope that helps!
Answer:

Step-by-step explanation:
Factor out a 6 from the numerator and 2 from the denominator
2 in the denominator divides the 6 in the numerator
factor the denominator, let me know if you need help with this
the (x+6)s cancel
Answer:
22.6 feet
Step-by-step explanation:
Let x be the length of tree
tan(62) = x/12
x = 12tan(62)
x = 22.56871758
Answer:
I think the first one is the answer