21. If in a triangle A = 20°, a = 2, and b = 1, then B = (a) 0.17° (b) 9.8° (c) 170.2° (d) b & c are correct (e) none of these
21. If in a triangle A = 20°, a = 2, and b = 1, then B = (a) 0.17° (b) 9.8° (c) 170.2° (d) b & c are correct (e) none of these
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter5: Similar Triangles
Section5.5: Special Right Triangles
Problem 1E: For the 45-45-90 triangle shown, suppose that AC=a. Find: a BC b AB
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![21. If in a triangle A = 20°, a = 2, and b = 1, then B =
(a) 0.17°
(b) 9.8°
(c) 170.2°
(d) b & c are correct (e) none of these](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4d11b28f-6aa2-413c-bbf9-4d3aae41bfb6%2Fce915a4b-02f6-4a81-b3ca-04de18bad608%2Fua0i5w_processed.png&w=3840&q=75)
Transcribed Image Text:21. If in a triangle A = 20°, a = 2, and b = 1, then B =
(a) 0.17°
(b) 9.8°
(c) 170.2°
(d) b & c are correct (e) none of these
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