Triangles

Can the following 3 numbers be side measures of a triangle

7, 5, 4

• Yes

• No

Can the following 3 numbers be side measures of a triangle

9, 6, 5

• Yes

• No

Can the following 3 numbers be side measures of a triangle

3, 6, 2

• Yes

• No

What is the missing Angle?

What is the missing Angle?

What is the missing Angle?

An obtuse triangle has (a)   ​

• one obtuse angle
• three obtuse angles
• one acute angle

Match the following triangles with their correct definition.

• Has one right angle

• 
• Has no equal sides.

• 
• all sides are the same length.

• 
• Has at least 2 equal sides.

• 
• Has 3 acute angles

• 

Two angles in a triangle measure 30° and 105°. What is the measure of the third angle in the triangle?

• 45°

• 65°

• 75°

• 105°

Tags

CCSS.8.G.A.5

Leah drew a triangle on a piece of paper. She made one side 5 inches long, another side 4 inches long, and the final side 3 inches long. What kind of triangle did she create?

• Equilateral

• Scalene

• Straight

• Isosceles