∠1∠1 and ∠2∠2 are adjacent and supplementary. ∠2∠2 and ∠3∠3 are adjacent and supplementary. Which statement must be true? a. m<1 = m<3 b. m<1 ≠ m<3 c. m<1 + m<3 = 90º d. m<1 + m<3 = 180º
∠1∠1 and ∠2∠2 are adjacent and supplementary. ∠2∠2 and ∠3∠3 are adjacent and supplementary. Which statement must be true? a. m<1 = m<3 b. m<1 ≠ m<3 c. m<1 + m<3 = 90º d. m<1 + m<3 = 180º
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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∠1∠1 and ∠2∠2 are adjacent and supplementary. ∠2∠2 and ∠3∠3 are adjacent and supplementary. Which statement must be true?
a. m<1 = m<3
b. m<1 ≠ m<3
c. m<1 + m<3 = 90º
d. m<1 + m<3 = 180º
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