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  5. 4. Practice: Triangle Inequality Theorem

4. Practice: Triangle Inequality Theorem

Authored by Melanie Martinez

Mathematics

6th Grade

Used 2+ times

4. Practice: Triangle Inequality Theorem
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7 questions

Show all answers

1.

DROPDOWN QUESTION

1 min • 1 pt

A triangle can have side lengths 6, 8 and 15. (a)  

True
False

2.

DROPDOWN QUESTION

1 min • 1 pt

A triangle can have side lengths 4, 3 and 10. (a)  

True
False

3.

DRAG AND DROP QUESTION

1 min • 1 pt

A triangle can have side lengths 5.2, 6.3 and 10.5. (a)  

True
False

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Media Image

Three students wrote side lengths that they thought would form a triangle.  Which student(s) were correct?

Keisha

Miguel

Ralphie

5.

DRAG AND DROP QUESTION

1 min • 1 pt

Use the triangle inequality theorem to prove whether a triangle can have side lengths 6, 8, and 15. Then decide if each part of the triangle inequality theorem is true or false.

6 + ​ 8 > 15 ​​ (a)  

​ (b)   + 15 > ​ 8 ​​ (c)  

8 + ​ (d)   > ​ ​ 6 ​ (e)  

False

66  

True

1515  

8
8

88  

6.

DRAG AND DROP QUESTION

1 min • 1 pt

Use the triangle inequality theorem to prove whether a triangle can have side lengths 4, 3, and 10. Then decide if each part of the triangle inequality theorem is true or false.

3 + ​ 4 > 10 ​​ (a)  

​ (b)   + 10 > ​ 4 ​ (c)  

10 + ​ (d)   > 3 ​ (e)  

False

33  

True

44  

1010  

7.

DRAG AND DROP QUESTION

1 min • 1 pt

Use the triangle inequality theorem to prove whether a triangle can have side lengths 5.2, 6.3, and 10.5.

5.2 + ​ 6.3 > 10.5 ​​ ​ (a)  

​ (b)   + 10.5 > ​ 6.3 ​ (c)  

10.5 + ​ (d)   > 5.2 ​ (e)  

True

5.25.2  

6.36.3  

10.510.5  

False

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