Construct Triangles

Does a triangle with these side lengths exist?

20 cm, 10 cm, 9 cm

• Yes

• No

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

If a triangle has two side lengths of 2 cm and 6 cm, which of the following CANNOT be the measure of the third side?

• 6 cm

• 7 cm

• 5 cm

• 4 cm

Determine if it is possible to form a triangle with the given side lengths. 2 cm, 2 cm, 8 cm

• yes

• no

How many triangles exist with the given angle measures?  60°, 60°, 60°

• No triangle exists
• Exactly one unique triangle exists
• More than one triangle exists

Tags

CCSS.7.G.A.2

In triangle ABC, the length of side AB is 10 cm and the length of side BC is 17 cm. Which of the following could be the length of side AC?

• 16 cm

• 5 cm

• 32 cm

• 29 cm

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

Determine if it is possible to form a triangle with the given side lengths. 5 cm, 5 cm, 10 cm.

• yes

• no

Determine if it is possible to form a triangle with the given side lengths. 15 in., 12 in., 2 in.

• yes
• no

Tags

CCSS.7.G.A.2