Use vectors to find the measure of the angle at vertex B of triangle ABC, when A = (3,1), B = (-4, 3), and C = (-4,-2). Round answer to two decimal places. O 75.39⁰ O 71.96⁰ O 76.57⁰ O 74.05° O 72.86°
Use vectors to find the measure of the angle at vertex B of triangle ABC, when A = (3,1), B = (-4, 3), and C = (-4,-2). Round answer to two decimal places. O 75.39⁰ O 71.96⁰ O 76.57⁰ O 74.05° O 72.86°
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE:
1. Give the measures of the complement and the supplement of an angle measuring 35°.
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Transcribed Image Text:Use vectors to find the measure of the angle at vertex B
of triangle ABC, when
A = (3,1), B = (-4,3), and C= (-4,-2). Round answer
to two decimal places.
O 75.39⁰
O 71.96°
O 76.57⁰
O 74.05°
O 72.86°
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