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Triangle Inequalities

Authored by Harriet Gavin

Mathematics

9th - 12th Grade

CCSS covered

Used 534+ times

Triangle Inequalities
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12 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Does a triangle with these side lengths exist?
15, 12, 9

Yes
No
I don't know.

Tags

CCSS.7.G.A.2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Can the sides of a triangle have lengths 3, 8, and 9?

Yes
No

Tags

CCSS.7.G.A.2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is a possible third side to a triangle with side lengths of 13 and 4?

9
12
8
5

Tags

CCSS.7.G.A.2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following would NOT work to make a triangle with the two side lengths of 2 and 6?

6
7
5
4

Tags

CCSS.7.G.A.2

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Where would the largest angle of a triangle be located?

Across from the longest side.
Across from the shortest side
I need more information to get an answer.

Tags

CCSS.HSG.CO.C.10

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Where would the shortest side of a triangle be located?

Across from the smallest angle in the triangle.
Across from the largest angle in the triangle?
Cannot tell.

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Two sides of a triangle have side lengths of 17 meters and 12 meters.  What is the range of possible lengths for the third side?

12 < x < 17
12 < x < 29
5 < x < 17
5 < x < 29

Tags

CCSS.HSA.CED.A.3

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

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