1. In triangle ABC , angle A is a right angle and angle B = 45. If AC = 12 feet, what is BC? 2. A triangle has side lengths of 34 in., 20 in., and 47in. Is the triangle acute, obtuse, or right?

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asked Oct 25, 2018 161k views

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1. In triangle ABC , angle A is a right angle and angle B = 45. If AC = 12 feet, what is BC?

2. A triangle has side lengths of 34 in., 20 in., and 47in. Is the triangle acute, obtuse, or right?

Mathematics
high-school

Salvador Rueda asked

by Salvador Rueda

7.3k points

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1 Answer

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BC would be 12 root 3.
1809<2209 so it's obtuse.

Subodh Karwa answered Oct 31, 2018

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