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Mathematics 21 Online
OpenStudy (anonymous):

What is the side length b in the triangle below? A. 8 B. 16 C. 2.8 D. 23.3

OpenStudy (anonymous):

OpenStudy (mertsj):

use the Pythagorean Theorem. b^2+12^2=20^2

OpenStudy (anonymous):

20^2-12^2 = b^2

OpenStudy (anonymous):

B.16 <--------- :P

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