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[Week 23] - Triangles
By Nicholas Glaeser
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Last updated almost 4 years ago
12 questions
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Question 1
1.
I am a triangle with exactly two congruent sides and 1 angle over 90°. What shape am I?
Select all that are true.
isosceles
equilateral
scalene
acute
obtuse
right
Question 2
2.
Classify the triangle using its angle and side properties.
obtuse
right
equilateral
scalene
acute
isosceles
Question 3
3.
Classify the triangle using its angle and side properties.
scalene
obtuse
equilateral
acute
isosceles
right
Question 4
4.
Classify the triangle using its angle and side properties.
isosceles
acute
scalene
obtuse
right
equilateral
Question 5
5.
Classify the triangle using its angle and side properties.
obtuse
scalene
acute
equilateral
right
isosceles
Question 6
6.
Classify the triangle using its angle and side properties.
isosceles
acute
equilateral
scalene
right
obtuse
Question 7
7.
I am a triangle with no congruent sides and one 90° angle. What shape am I?
Select all that are true.
isosceles
scalene
obtuse
right
equilateral
acute
Question 8
8.
Classify the triangle using its angle and side properties.
scalene
obtuse
equilateral
isosceles
acute
right
Question 9
9.
Classify the triangle using its side properties. One triangle below will go in 2 categories.
equilateral
isosceles
scalene
Question 10
10.
Classify the triangle using its angle properties.
acute
right
obtuse
Question 11
11.
True or False.
Equilateral triangles have all acute angles.
True
False
Question 12
12.
I am a triangle with all congruent sides. What shape am I?
Select all that are true.
equilateral
scalene
acute
right
isosceles
obtuse