원 넓이 계산기
무료 온라인 원 넓이 계산기 도구를 사용하세요. 빠르고 안전하며 간편합니다 — 브라우저에서만 실행됩니다. 수학 계산기 모음의 일부입니다.
원 넓이 계산기
Find the area, circumference and diameter of a circle from its radius using A = πr².
피타고라스 정리 계산기
Solve any missing side of a right triangle with a² + b² = c². Enter two sides and get the third.
이차방정식 계산기
Solve ax² + bx + c = 0 with the quadratic formula, including the discriminant and complex roots.
분수 약분기
Reduce any fraction to lowest terms, see it as a mixed number and as a decimal.
최대공약수·최소공배수 계산기
Find the greatest common factor and least common multiple of two whole numbers instantly.
백분율 변화 계산기
Work out the percentage increase or decrease between two values, plus the absolute difference.
기울기 계산기
Get the slope, line equation and distance between two points on a graph.
원둘레 계산기
Find the circumference and area of a circle from its radius or diameter with C = πd.
지수 계산기
Raise any number to any power, including negative and fractional exponents.
로그 계산기
Compute the logarithm of any number in any base, with natural log and log base 10 included.
팩토리얼 계산기
Calculate n! exactly for small numbers and in scientific notation up to 170!.
비율 약분기
Simplify any ratio to lowest terms and see its 1 : n form — decimals supported.