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M7 LT1.4 Sectors and Arc Length 20-21

Last updated over 5 years ago

4 questions

1

1

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Question 1

1.

Question 2

2.

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

Question 3

3.

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

Question 4

4.

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

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