Blackline Masters/TRIGONOMETRY USING THE SHARP EL-9600 87
Copyright © 1998, Sharp Electronics Corporation. Permission is granted to photocopy for educational use only.
Use the Equation or Newton solver to find the area of a
circular sector.
1. Find the area of a circular sector subtended by a central angle of 0.6π
radians in a circle of radius 5 yards.
2. A sector of a circle has an area equal to 36 square inches. If the arc of the
sector subtends an angle of 55° at the center of the circle, find the radius
of the circle.
3. A large pizza in the shape of a circle has a diameter of 20 inches. The pizza
is cut into 8 slices of equal area. What is the area of each piece of pizza?
Use the Graphic solver to find the area of a circular sector.
4. A circular clock has the tip of the hour hand touching the rim of the clock.
What is the area of the sector formed when the hour hand moves from
1 o’clock to 5 o’clock?
5. A cherry cheesecake is in the shape of a circle. If the diameter of the
pan holding the cheesecake is 9 inches, and the cheesecake is cut into
10 equal pieces, find the area covered by the cherry topping on one piece
of the cheesecake.
AREA OF A CIRCULAR SECTOR
10.3
NAME _____________________________________________________ CLASS __________ DATE __________
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