Triangle sides exit ticket

There are three sides in a figure: 12, 13, and 26. Determine whether they can form a triangle and why.

• a) No, because 12+13=25<26
• b) Yes, because 13+26=39>12
• c) No, because 26-12=14<12

Two sides of a triangle are 16 and 32. Find possible lengths for the third side.

• a) 16 < x < 48
• b) 17 < x < 48
• c) 18 < x < 47
• d) 16 < x < 47

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

Which could be the lengths of three sides of a triangle?

• A
• B
• C
• D

Do the following side lengths form a triangle?
5, 6, 9

• Yes
• No

Tags

CCSS.7.G.A.2

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

• Yes
• No

Tags

CCSS.7.G.A.2

2 m , 2 m, 4 m , ..... Is it a triangle?

• Yes
• No

Tags

CCSS.HSA.SSE.B.4

What type of triangle is this?

• Equilateral
• Isosceles
• Scalene
• None

Tags

CCSS.4.G.A.2

What type of triangle is this?

• Equilateral
• Isosceles
• Scalene

Tags

CCSS.4.G.A.2