# Worksheet: Interior Angles and Number of Sides of a Polygon

Q1:

Find and .

• A ,
• B ,
• C ,
• D ,

Q2:

Each interior angle of a polygon is . How many sides does it have?

• A720
• B180
• C540
• D360

Q3:

Each interior angle of a polygon is . How many sides does it have?

• A6
• B4
• C5
• D3

Q4:

Each interior angle of a polygon is . How many sides does it have?

• A20
• B5
• C15
• D10

Q5:

Find the measure of one interior angle of a regular polygon that has 5 sides.

Q6:

Anthony finds a building that has a triangular base. If he were to walk around the building, finishing at the same point, in the same direction, how many degrees would he turn?

Q7:

Write an expression for the sum of the sizes of the interior angles of a polygon with sides.

• A
• B
• C
• D
• E

Q8:

What is the fomula for the size of the interior angle of a regular polygon with sides?

• A
• B
• C
• D

Q9:

What is the size of the interior angle of a regular pentagon?

• A
• B
• C
• D

Q10:

Determine, to the nearest minute, the size of the interior angle of a regular polygon that has 30 sides.

• A
• B
• C
• D