Question Details

Detailed explanation and options for the selected question.

What is the area of a circle with a diameter of 14 cm?

A. 49π

B. 98π

C. 154π

D. 196π

Explanation:

Area = πr^2. Radius = 7 cm, so area = π(7^2) = 49π. Other options miscalculate.

Related Topics

How to Calculate the Area of a Parallelogram

Revision Notes

How to Solve Linear Equations (Single Variable)

Revision Notes

How to Calculate the Volume of a Cone

Revision Notes

How to Use Euler’s Formula (e^(iθ)=cosθ + i sinθ)

Revision Notes

How to Use the Sine, Cosine, and Tangent Functions

Revision Notes

How to Calculate Weighted Averages

Revision Notes

How to Convert Units (Metric System)

Revision Notes

How to Calculate the Area of Any Triangle Using Trigonometry

Revision Notes

How to Evaluate Expressions Using Order of Operations (PEMDAS/BODMAS)

Revision Notes

How to Approach Algebraic Word Problems

Revision Notes