for the direction, I put down tan-1(40/20) and tan-1(-4/2) on my calculator and the answer i got for both was -63.4349... instead of 296.6 degrees, did i miss something or different settings on my calculator? my calculator is ti-30xs multiview
for the direction, I put down tan-1(40/20) and tan-1(-4/2) on my calculator and the answer i got for both was -63.4349... instead of 296.6 degrees, did i miss something or different settings on my calculator? my calculator is ti-30xs multiview
Elementary Geometry for College Students
6th Edition
ISBN:9781285195698
Author:Daniel C. Alexander, Geralyn M. Koeberlein
Publisher:Daniel C. Alexander, Geralyn M. Koeberlein
Chapter4: Quadrilaterals
Section4.CT: Test
Problem 5CT
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for the direction, I put down tan-1(40/20) and tan-1(-4/2) on my calculator and the answer i got for both was -63.4349... instead of 296.6 degrees, did i miss something or different settings on my calculator?
my calculator is ti-30xs multiview
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