Formula: Area = πr², Perimeter = 2πr
Results
Area:
-- cm²
Perimeter:
-- cm
Formula: Area = Length×Width, Perimeter = 2×(Length+Width)
Results
Area:
-- cm²
Perimeter:
-- cm
Formula: Area = Side², Perimeter = 4×Side
Results
Area:
-- cm²
Perimeter:
-- cm
Formula: Area = Base×Height÷2 or Heron's √[s(s-a)(s-b)(s-c)], Perimeter = Sum of three sides
Results
Area:
-- cm²
Perimeter:
-- cm
Formula: Area = (Top+Bottom)×Height÷2, Perimeter = Top+Bottom+Two legs
Results
Area:
-- cm²
Perimeter:
-- cm