A is the correct answer because he did not ask the whole class.
Answer:
A. 110
Step-by-step explanation:
By intersecting chords theorem:

6x3= 18 + g =18g (Hope this helped!)
Answer:
200 = 100*2, so √200 = √100 * √2. √100 = 10, so I can replace it with 10 to get 10 * √2 as my final answer for the square root of 200.
Step-by-step explanation:
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Answer:


Step-by-step explanation:
Add 4y to both sides in the first equation:

Substitute that new equation into the second equation:



Add 31 to both sides:

Divide -1 on both sides:

Substitute y=-6 in the third equation (first equation but modified)




