Triangle Inequality

Can the following side measures form a triangle?
  3, 5, 8 

• Yes
• No

Tags

TEKS.MATH.6.8A

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

Select the measurements that match the sides of a triangle.

• 7, 9, 19
• 7, 12, 1
• 7, 7, 7
• 7, 7, 16

Tags

CCSS.7.G.A.2

If the longest side of the triangle was 10. Then the two shorter sides must have a sum that is ....?

• any length
• equal to 10
• greater than 10
• less than 10

Tags

CCSS.7.G.A.2

Does a triangle with these

side lengths exist?

0, 11, 12

• Yes

• No

• I don't know.

Will these line segments form a triangle?

• yes

• no

Tags

CCSS.7.G.A.2

If a triangle has side lengths of 12 cm and 14 cm, which of the following could be the 3rd side length?

• 27 cm

• 3 cm

• 2 cm

• 30 cm

Tags

CCSS.7.G.A.2

Given the side lengths of 18mm and 10 mm, what measurement could be the length of the third side of a triangle?

• 7mm

• 4mm

• 28mm

• 24mm

Tags

CCSS.7.G.A.2

Given are the lengths of two sides of a triangle. Find the range of lengths for the third side. 7 ft, 13 ft

• more than 6 but less than 20
• more than 20 but less than 6
• less than 6 but more than 20

Tags

CCSS.7.G.A.2

Given are the lengths of two sides of a triangle. Find the range of lengths for the third side. 7 mm, 4 mm

• more than 3 but less than 11
• more than 11 but less than 3
• less than 3 but more than 11

Tags

CCSS.7.G.A.2