A circle has a diameter of 10 centimeters and a central angle eog that measures 210°. what is the area of the shaded sector? use
3.14 for pi and round your answer to the nearest tenth.
2 answers:
The area of sector is given by:
A=θ/360πr²
θ=210°
r=10/2=5 cm
thus the area will be:
A=210/360×π×5²
A=210/360×3.14×5²
A=45.8 cm²
Answer:
Step-by-step explanation:
1. 121
2. 143
3. 151
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