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Understanding existence of triangles

Authored by Wayground Content

Mathematics

7th Grade

CCSS covered

Understanding existence of triangles
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Can these lengths form a triangle?


6, 4, 12

yes

no

Tags

CCSS.7.G.A.2

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Does a triangle with these

side lengths exist?

(Don't fall for this one.)

0, 11, 12

Yes

No

I don't know.

Tags

CCSS.7.G.A.2

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Determine the # of triangles
Given a=20 b=150 A=100 °

0
1
2

Tags

CCSS.7.G.A.2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Two Triangles

One Triangle

None

Tags

CCSS.7.G.A.2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

8) Which of the following does not represent the lengths of the sides of a triangle?

2 cm, 6 cm, 7 cm

5 cm, 2 cm, 5 cm

5 cm, 5 cm, 8 cm

3 cm, 10 cm, 15 cm

Tags

CCSS.7.G.A.2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Determine if the following lengths will create a triangle.

101, 212, 313

Yes

No

Tags

CCSS.7.G.A.2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the rule for determining if 3 lengths form a triangle?

c+b>a
a+b>c
a+b<c
c+a>b

Tags

CCSS.7.G.A.2

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