Question Details

Detailed explanation and options for the selected question.

If a square has a perimeter of 64 cm, what is its area?

A. 128 cm²

B. 256 cm²

C. 512 cm²

D. 1024 cm²

Explanation:

Side = perimeter/4 = 16 cm. Area = 16^2 = 256 cm². Other options miscalculate the area.

Related Topics

How to Find the Midpoint Between Two Points

Revision Notes

How to Complete the Square for Conic Sections

Revision Notes

How to Factor the Difference of Squares

Revision Notes

How to Use Congruent Triangles

Revision Notes

How to Multiply Fractions

Revision Notes

How to Use Similar Triangles

Revision Notes

How to Understand Circle Theorems (Angles and Tangents)

Revision Notes

How to Calculate Combinations (Unordered Selections)

Revision Notes

How to Solve Multi-Variable Word Problems (Systems of Equations)

Revision Notes

How to Classify Triangles by Sides and Angles

Revision Notes