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Please help ..........

Please help ..........
asked 24.5k views
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Please help ..........

Please help ..........-example-1
asked
User Nick Rupley
by
8.4k points

1 Answer

4 votes

Answer:

(a)

Explanation:

Using Pythagoras' theorem

11² + 12² ? 16²

121 + 144 ? 256

265 > 256 ⇒ acute triangle

If the left side < right side then obtuse

If the left side = right side then right

answered
User Joost
by
7.9k points
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