Polygon : angels of a triangel andquadrilaterals

What is the sum of the internal angles of a triangle?

• 60 degrees

• 90 degrees

• 180 degrees

• 360 degrees

From the picture below, what is the sum of ∠A+∠B+∠C?

• 60o

• 90o

• 180o

• 360o

Which polygon below that have 6 sides?

• 
• 
• 
• 

What is the size of the angle labelled X?

• 40o

• 50o

• 60o

• 70o

What is the correct way to find the size of angle at A?

• 
• 
• 
• 

Which figure is a polygon?

• 
• 
• 
• 

Which figure from the picture is an irregular polygon?

• 1

• 2

• 3

• 4

Which figure from the picture is a polygon?

• a. Figure 1 and 3

• b. Figure 2 and 5

• c. Figure 4 and 6

• d. Figure 3 and 5

Which picture is regular polygon?

• 
• 
• 
• 

Which triangle below is a regular polygon?

• 
• 
• 
•