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Triangles

Last updated almost 2 years ago

19 questions

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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

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Question 5

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Question 6

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Question 7

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Question 8

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Question 9

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Question 10

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Question 11

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Question 12

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Question 13

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Question 14

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Question 15

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Question 16

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Question 17

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Question 18

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Question 19

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Question 1

1.

Question 2

2.

Ricky drew a triangle with angles measuring 90°, 30°, and 60° with no congruent sides.  Select all the ways to classify the triangle described.

equilateral

acute

scalene

obtuse

right

isosceles

Which of these triangles is an isosceles obtuse triangle?

right; two scalese obtuse triangles

scalene right; two right triangles

isosceles acute; two equilateral triangles

equilateral; two right triangles

Which kind of triangle has at least 2 congruent sides?

isosceles

equilateral

scalene

right

I am a triangle with exactly two congruent sides and 1 angle over 90°.  What shape am I?

Select all that are true.

isosceles

scalene

obtuse

right

equilateral

acute

Classify the triangle using its angle and side properties.

scalene

right

acute

isosceles

obtuse

equilateral

Classify the triangle using its angle and side properties.

right

acute

equilateral

scalene

obtuse

isosceles

Classify the triangle using its angle and side properties.

acute

scalene

equilateral

isosceles

right

obtuse

Classify the triangle using its angle and side properties.

isosceles

right

scalene

obtuse

equilateral

acute

Classify the triangle using its angle and side properties.

scalene

isosceles

equilateral

acute

right

obtuse

I am a triangle with no congruent sides and one  90° angle.  What shape am I?

Select all that are true.

obtuse

isosceles

right

scalene

acute

equilateral

Classify the triangle using its angle and side properties.

isosceles

scalene

right

equilateral

obtuse

acute

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

equilateral

isosceles

scalene

Classify the triangle using its angle properties. 

acute

right

obtuse

True or False.

Equilateral triangles have all acute angles.

True

False

I am a triangle with all congruent sides.  What shape am I?

Select all that are true.

equilateral

acute

isosceles

right

scalene

obtuse

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

2

3

4

6

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

2

3

4

6