Question: What is the area of a sector of a circle with a radius of 6 cm and a central angle of 90°?
Options:
9π cm²
12π cm²
18π cm²
36π cm²
Correct Answer: 9π cm²
Solution:
Area of sector = (θ/360) * πr² = (90/360) * π(6)² = (1/4) * 36π = 9π cm².
What is the area of a sector of a circle with a radius of 6 cm and a central ang
Practice Questions
Q1
What is the area of a sector of a circle with a radius of 6 cm and a central angle of 90°?
9π cm²
12π cm²
18π cm²
36π cm²
Questions & Step-by-Step Solutions
What is the area of a sector of a circle with a radius of 6 cm and a central angle of 90°?
Area of a Sector – The area of a sector is calculated using the formula (θ/360) * πr², where θ is the central angle in degrees and r is the radius of the circle.
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