Mathematics, 07.05.2020 00:12, keviongardner

Bethany used the steps below in an attempt to solve for angle B in triangle ABC.
4.1 cm
2.7 cm
4.5 cm
[Not drawn to scale]
4.12 - 4.52+2.72 -2(4.5)(2.7)cos B
4.1=4.5+2.7-24.3cos B
-3.1--24 3cOSB
0.1276= COS B

Answers: 1

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Bethany used the steps below in an attempt to solve for angle B in triangle ABC.
4.1 cm
...