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2 answers:
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Answer:
Obtuse
Step-by-step explanation:
- You have to make sure it is a triangle by adding the smallest and the medium sides, if the result is greater than the bigger side then it is a triangle.
- you then use the Pythagorean theorem to check if the triangle is a right triangle, acute, or obtuse. If
=
then it is a right triangle. If
then it is an obtuse triangle. if
then it is an acute triangle.
-
_
- 9+64_100
- 70_100
- 70<100
in this case is greater than
therefore, is it an obtuse triangle.