The problem is asking you to move around the vertices of points A, B, and Y. Once you do that, all you have to do is look at each angle measure and record it. Once again, the sum of all interior angles in a triangle should be 180° no matter what.
Answer:
7.8 rounded to the nearest whole number would be 8.
Step-by-step explanation:
-6 would be x1
7 would be y1
-1 would be x2
1 would be y2
Take these numbers and plug them into the distance formula:


Answer:
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Step-by-step explanation:
Don't really need one hehe.
Answer:
Step-by-step explanation:
EC=12
AC=24
Answer:
Step-by-step explanation:
Comment
18 factors into 2 * 3 * 3
Both factors have an a^2 under the root sign. The rule for that is take 1 a outside the root sign and throw the other one away.
The same rule applies to the two 3s that factor 18.
What you get is
3a√2 * 4*a*√3
Answer 12a^2 √2 * √3
Answer: 12a^2 * √6