M7 LT1.4 Sectors and Arc Length 20-21

Last updated about 5 years ago
4 questions
1

What is the formula for finding the area of a sector?

1

What fraction of the circle is shaded? (Use / to write your fraction)

1

Find the area of the sector. Use 3.14 as an approximation of π. Round answer to the nearest hundreth.

1

Find the arc length of the following sector CD. Use 3.14 to approximate π. Round answer to nearest hundreth.