a. Circle? has a radius of 10 cm. What is the area of the circle? Write the formula.
b. What is the area of half of the circle? Write and explain the formula.
c. What is the area of a quarter of the circle? Write and explain the formula.
d. Make a conjecture about how to determine the area of a sector defined by an arc measuring 60°.
e. Circle? has a minor AB with an angle measure of 60°. Sector AOB has an area of 24?. What is the radius of circle
f. Give a general formula for the area of a sector defined by an arc of angle measure x° on a circle of radius?.
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Home » Mathematics » Example 2 a. Circle? has a radius of 10 cm. What is the area of the circle? Write the formula. b. What is the area of half of the circle? Write and explain the formula. c. What is the area of a quarter of the circle? Write and explain the formula. d.