Answers Precalculus Dot Product and Work — Unit testQuestion 6

6

QuizMultiple Choice

Dot Product and Work — Unit test

Question 6 of 25 • Precalculus

Triangle XYZ has vertices X(–1, –1), Y(–2, 1), and Z(1, 2). What is the approximate measure of angle Z?

Answer

A

37.2°

B

61.5°

C

78.5°

D

81.3°

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