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Triangles

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Last updated 10 months ago
19 questions
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Question 1
1.

5.5
1
5.5
Question 3
3.
A scalene triangle has _______ congruent sides. An isosceles triangle has at least _______ congruent sides. An equilateral triangle has _______ congruent sides. An right triangle has one 90° or _______ angle. An acute triangle has _______ acute angles. An obtuse triangle has _______ obtuse angle.
Question 4
4.

Question 5
5.

Which of these triangles is an isosceles obtuse triangle?

Question 6
6.

Question 7
7.

Which kind of triangle has at least 2 congruent sides?

Question 8
8.

Question 9
9.

Question 10
10.

Question 11
11.

Question 12
12.

Question 13
13.

Question 14
14.

Question 15
15.

Question 16
16.

Classify the triangle using its side properties. One triangle below will go in 2 categories.

  • equilateral
  • isosceles
  • scalene
Question 17
17.

Classify the triangle using its angle properties.

  • acute
  • right
  • obtuse
Question 18
18.

True or False.

Equilateral triangles have all acute angles.

Question 19
19.

How many names does a triangle have when classifying them by their sides?
2
3
4
6
Question 2
2.

How many names does a triangle have when classifying them by their angles?

Ricky drew a triangle with angles measuring 90°, 30°, and 60° with no congruent sides. Select all the ways to classify the triangle described.
obtuse
equilateral
isosceles
scalene
acute
right
I am a triangle with exactly two congruent sides and 1 angle over 90°. What shape am I?

Select all that are true.
obtuse
right
isosceles
scalene
equilateral
acute
Classify the triangle using its angle and side properties.

acute
obtuse
equilateral
isosceles
right
scalene
Classify the triangle using its angle and side properties.

right
obtuse
acute
scalene
equilateral
isosceles
Classify the triangle using its angle and side properties.

equilateral
isosceles
acute
obtuse
right
scalene
Classify the triangle using its angle and side properties.

obtuse
right
scalene
acute
isosceles
equilateral
Classify the triangle using its angle and side properties.

right
acute
isosceles
scalene
equilateral
obtuse
I am a triangle with no congruent sides and one 90° angle. What shape am I?

Select all that are true.
obtuse
scalene
isosceles
acute
equilateral
right
Classify the triangle using its angle and side properties.

isosceles
right
obtuse
acute
equilateral
scalene
I am a triangle with all congruent sides. What shape am I?

Select all that are true.
acute
obtuse
isosceles
right
equilateral
scalene