What is 20 squared?
400 — 20 squared (20^2) equals 400. Squaring a number means multiplying it by itself. This operation is fundamental in area calculations, the Pythagorean theorem, and many scientific formulas.
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Below is the step-by-step calculation used to determine the result.
Answer
400
20² = 20 × 20 = 400
Multiply
20 × 20 = 400
Step-by-Step Solution
1
20 squared means 20 raised to the power of 2
2
Multiply: 20 × 20 = 400
3
Therefore, 20² = 400
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