Solve the Problem $\angle 1 = 19 ^ { \circ } , \angle 2 = 71 ^ { \circ }$

question 177

Multiple Choice

Solve the problem.
-∠1 and ∠2 are complementary angles. What are the measures of the two angles?

• A) \(\angle 1 = 19 ^ { \circ } , \angle 2 = 71 ^ { \circ }\)
• B) \(\angle 1 = 22.5 ^ { \circ } , \angle 2 = 81.5 ^ { \circ }\)
• C) \(\angle 1 = 41.5 ^ { \circ } , \angle 2 = 138.5 ^ { \circ }\)
• D) \(\angle 1 = 26 ^ { \circ } , \angle 2 = 90 ^ { \circ }\)

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Definitions:

Representative Sample

A subset of a population that accurately reflects the members of the entire population.

Population of Interest

The complete set of individuals or elements who are the subject of study in a statistical analysis.

Hand-picked

Selected with great care or with particular criteria in mind.

T-statistic

A value used in statistical analysis that measures the size of the difference relative to the variation in a sample data set.