AnswersRMA FL-1206310-Geometry Semester 2Triangle Classification Theorems

Week 10: Right Triangles and the Pythagorean Theorem Answers

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1
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Which sets of three of numbers represent the sides of an obtuse triangle? Check all that apply.4, 7, 8 3, 4, 52, 2, 36, 8, 93, 5, 6

A
4, 7, 8
B
3, 4, 5
C
2, 2, 3
D
6, 8, 9
E
3, 5, 6
2
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Which statement best summarizes Ella’s work?

A
Ella’s procedure and conclusion are correct.
B
Ella’s procedure is correct, but her conclusion is incorrect.
C
Ella’s procedure is incorrect, but her conclusion is correct.
D
Ella’s procedure and conclusion are incorrect.
4

Janice examines the given triangle and estimates that the longest side has a length of 25 units―if it is a right triangle. How does her estimate compare to the actual length?

A
It is exactly correct.
B
It is under by approximately 0.6 units.
C
It is over by approximately 0.6 units.
D
It is over by 13 units.
9

What general direction did Lin walk from the gym to his house, and what type of triangle did his walking path form?

A
Lin walked south, creating a right triangle.
B
Lin walked southwest, creating an obtuse triangle.
C
Lin walked southeast, creating an acute triangle.
D
Lin walked directly east, creating a right triangle.

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