Hey there, 29levelupchaye2!
Angles B and G are congruent because they are alternate interior angles since they are in between two parallel lines.
Angles ACB and HFG are congruent because they are alternate exterior angles since they are both outside two parallel lines cut by a transversal.
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Finished:Left
8:1
8/1 = 72/x
Cross Multiply
8x=72
divide each side by 8
x=9
She already finished 72 and has 9 remaining
Total = Finished + Remaining = 72 + 9 = 81
The answer is (-5,18)
And you can also use desmos for this type of questions
Answer:
12.7311111111111 on and on
Step-by-step explanation:
To find the average: the sum of the values/number of values
=250+310+275+195/4
=257.5