SAT/ACT problem of the week, December 08, 2016 solution

Hint for process of elimination: Go through each of the three statements individually and consider them for validity. Remember that the angles measure of a full circle is $360\textdegree$. It also helps to know that supplementary angles two angles whose measures add to \$latext 360\textdegree\$.

Read on for a full solution.

SAT problem of the week, December 08, 2014

In the diagram of six adjacent angles shown above, which of the following must be true?

1. The sum of the six angles is $360 \textdegree$
2. All six angles are congruent to each other.
3. Any pair of adjacent angles is supplementary
3. I and II, only (check answer)
4. I and III, only (check answer)
5. I, II, and III (check answer)

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SAT problem of the week, December 08, 2014 solution

Hint for process of elimination: Go through each of the three statements individually and consider them for validity. Remember that the angles measure of a full circle is $360\textdegree$. It also helps to know that supplementary angles two angles whose measures add to \$latext 360\textdegree\$.

Read on for a full solution.

SAT problem of the week, December 08, 2014

In the diagram of six adjacent angles shown above, which of the following must be true?

1. The sum of the six angles is $360 \textdegree$
2. All six angles are congruent to each other.
3. Any pair of adjacent angles is supplementary